Results for

Air quality system - Germany

84 Companies

17 Products

ROTOTEAM GMBH

Germany

Since 2005, we have been helping our customers significantly reduce their energy costs for cooling, heating and drying. Our services are specially designed for the maintenance, repair and reconditioning of heat recovery systems, such as rotary heat exchangers (RHE), plate heat exchangers (PHE), heat recovery loops (HRL) and industrial adsorption air dryers and HVAC systems. We focus on the reconditioning and optimisation of existing, outdated systems. We improve your heat recovery performance or retrofit your system to offer you an economical solution which reduces CO2 emissions. The benefits for you: This process saves you money! Thanks to modern measurement technology, we can determine the efficiency of your systems on a regular basis, and optimise them as needed – so your appliances are always as efficient as possible. ROTOTEAM is a reliable supplier of spare parts for your heat recovery, ventilation and drying systems, and can offer a guarantee of up to five years. To ensure the quality of your HVAC system is maintained, you should have annual hygiene cleaning and maintenance carried out on your ventilation system. Our staff are trained to the VDI 6022 standard for air conditioning systems and air quality, perform maintenance to the VDMA 24186 standard, and will be happy to advise you on site. Our experienced employees check your systems for damage and corrosion, and check the condition of the filters.

Website
PLANET-AIR GMBH

Germany

PLANET-AIR is your international partner for compressor and pump technology. PLANET-AIR is a company which boasts over 50 years of experience in the compressor industry. In this time, our expertise has grown considerably and our focus has shifted to the customer-specific requirements in the market. Our flexibility is based on having development, production and sales activities from a single source. Our skilled consultants and continuity of care allow us to develop the perfect compressed air and vacuum solution together with our customers. The products in our portfolio range from single units for providing a compressed air or vacuum source to ready-to-connect compressor systems with tank and control. The comprehensive product portfolio can ensure an uninterrupted supply of compressed air for a wide variety of applications. We are happy to create individual small runs for special installation dimensions or compressed air quality requirements, or a complete system to customer plans. For PLANET-AIR, the quality of the entire product line is a particularly high priority. The modular construction allows us to provide our customers with a tried and tested reliable solution. Of course, quality also includes our seamless customer support before and after the purchase. The user is also guaranteed efficiency and economy thanks to simple handling and low maintenance requirements.

See all products
CRB ANALYSE SERVICE GMBH

Germany

You can find a reliable partner to precisely analysis asbestos and solid matter in CRB Analyse Service GmbH. As a purely analytical laboratory, we do not undertake building inspections or perform sampling and we are not conduct verification activities. We are only interested in your samples, not your customers! We are a private, independent and accredited testing laboratory with over 25 years of experience. We provide the follow laboratory services, among others: Asbestos analyses in accordance with current standards/guidelines, testing for WHO fibres, X-ray microanalysis on SEM, X-ray fluorescence analysis (XFA), carcinogenicity index (CI) identification, excellent analyses guaranteed – fast and reliable. We also offer both short-term analyses and large sample series, maximum analysis quality – confirmed in many interlaboratory tests, LIMS-controlled sample management, preparation and test reports in compliance with standards, convenient online ordering system via business customer portal, framework agreements are possible and welcomed!

Website See all products
WEISS UMWELTTECHNIK GMBH

Germany

Experts around the globe. Our solutions are used around the globe in research and development as well as in the production and quality assurance of numerous products. Our experts in 22 companies are available to you in 15 countries and ensure optimal support and excellent operational reliability of your systems. Weiss Technik companies are divided into two divisions – the Environmental Simulation Business Unit and the Air Solution Business Unit. Weiss Umwelttechnik is one of the most innovative and important manufacturers of environmental simulation systems. With our test systems, various environmental influences around the globe and even beyond can be simulated as a time-lapse. Whether it is temperature, climate, corrosion, dust or combined stress testing: We have the right solution for you. We supply systems in all sizes, from standard versions to customer-specific, process-integrated systems

Website
INDUSA GMBH

Germany

We have been finding individual solutions to your factory hall air quality problems for over 35 years. We, indusa GmbH, are an innovative, family-managed company based in Neu-Anspach. Thanks to expert advice and customised air filtration system design, we will find the right solution for you. First-class advice, personal support, fast, individual problem-solving and a focus on customer care are among our strengths. It's important to us that you benefit from the advantages provided by our filtration systems. The features of our electrostatic filter inserts and the use of EC-controlled ventilators will actively save you energy. We would be happy to produce a TCO overview to show you the financial advantages when contrasted with a mechanical filtration system. Exchanging an old filtration system for a new one can pay off as early as three years later. Contact: info@indusa.de

Website

A page for your business

Can you see this? Your potential clients will too. Join us now so you too can be visible on europages

Add my business

BEKO TECHNOLOGIES GMBH

Germany

With an extensive program BEKO TECHNOLOGIES stands for compressed air technology "at its best". For more than three decades, BEKO TECHNOLOGIES has developed, manufactured and sold high-quality, reliable and efficient components and systems for compressed air processing and condensate technology. Now, BEKO TECHNOLOGIES offers a complete program for all tasks related to the processing of compressed air. Expert advice and a qualified service are a trademark of the independent and family-owned company.

All the products for "air quality system"

Condensate drain

Compressed-air dryers

Compressed air filter

Website See all products
AIR-FRESH-SERVICE INDUSTRIEFILTER GMBH

Germany

We are a medium-sized, certified, owner-managed company with over 20 years of experience in manufacturing premium-quality industrial extraction and filtration systems. Extraction and filtration systems and their manufacture have been the company's focus from the very beginning. Utilising these resources and this experience, we see ourselves as more than just a supplier of extraction and filtration systems for OEMs – we see ourselves as a competent partner for our end customers in the technically demanding field of air purification in the workplace. Quality, trust and our expertise form the basis of our fruitful business relationship with you.

Website
SÜDSTRAHL GMBH & CO. KG

Germany

Our PowerJet series of dry ice blasters deliver even more power with an ice throughput of 40 to 150 kg/hr. Thanks to the effective single-tube system, a very hard jet can be produced, with which even the most stubborn dirt can be removed. With the new series, you can select the device that is suitable for you in a range of 1 m³ to 20 m³ air volume and an air pressure of 3 to max. 20 bar. Most recently, we have also begun manufacturing dry ice pelletizers. Our performance characteristics: German production, development and creation, over 15 years of experience with a large number of intellectual property rights, high quality standards with our own quality assurance in production and for incoming and outgoing goods, products and designs with property rights, exhibition and demonstration areas in-house, dry ice blasting systems for testing and blasting your own items in-house (by appointment).

Website
TRITEC GES. FÜR LABORTECHNIK UND UMWELTSIMULATION MBH

Germany

Refrigeration technology and air-conditioning technology is our speciality! For energy-efficient products from all areas of refrigeration technology and air-conditioning technology, which are always state of the art, we at tritec® are precisely the right contact partner. We supply your specialist laboratory with sector-specific and low-maintenance refrigeration technology and air-conditioning technology. Our extensive range is distinguished here by its variety of models, in addition to outstanding quality. These vary in size and capacity, so that every laboratory finds the ideal laboratory refrigerator or medical refrigerator for its lab-specific requirements. Or else you plan a special design with our experienced and competent team, so that the tailored laboratory equipment is in line with your precise wishes. Devices and systems for laboratories with a medical, industrial and chemical focus, as well as for universities, technical colleges and other educational establishments, are our speciality.

Website
RÜBSAMEN + HERR ELEKTROBAU GMBH

Germany

For over five decades, the name Rübsamen & Herr has been synonymous with reliability and the "Made in Germany" quality standard. What began in 1964 as an electrical control construction company has developed over the years and become a successful company, now in the hands of Ralf Uwe Jungfer and Armin Herr, the next generation guiding the company. We develop, produce and sell high-quality, innovative products for enclosure air conditioning. The company's services include the supply of ex stock standard products and the development of customer-specific special solutions. Our customers are active in sectors such as mechanical engineering and plant construction, telecommunications, medical and laboratory technology, traffic technology and energy technology, as well as from the renewable energy sector, which focuses on the future. Our quality management system is DIN EN ISO 9001 certified. Our company is based in Neunkirchen, a location steeped in tradition, from where we supply products to customers all over the world.

Website

PROTACT GMBH

Germany

Design and manufacture of automation systems for industrial valves. We design and manufacture individual automation systems for industrial valves in the process industry, working with our customers mainly comprising original equipment and plant manufacturers. The product range includes pneumatic and electric actuators, auxiliary devices such as position controllers, limit position detectors and solenoid valves for installation on open/closed or control valves. For us as a company independent of the Group, expertise, short communication channels and customer focus and service are at the core of any good partnership, and guarantee optimal support for customers and users. Thanks to our highly motivated team, we strive to maintain consistently high quality in our work processes as well as our products and services, in order to meet the highest expectations of our demanding global customer base in terms of quality, cost-effectiveness and delivery readiness. Our portfolio: • Design of automation solutions for special applications • Automation service for valves • Selection and distribution of industrial valves • Design and production of complete valve systems • Electric or pneumatic swivel drives • Auxiliary components for swivel drives • Control valves and control production • Compressed air processing • Drive systems for open/closed or control valves

Website
PAUL AUER GMBH

Germany

PAUL AUER GmbH was founded in Mannheim in 1947 by the engineer Paul Auer. We are a renowned manufacturer of high-quality, state-of-the-art blasting systems. Our range includes manually operated blasting cabinets, automatic turntable or pass-through blasting systems, and plant-specific blasting systems that have been specially constructed for and integrated into the customer's manufacturing process. PAUL AUER GmbH has been certified in accordance with DIN EN ISO 9001 since 1997. With many patented methods, AUER STRAHLTECHNIK is synonymous for innovative and reliable blasting in the dry, wet and ice blasting sectors using compressed air or airless technology. With global distribution and branches and representative offices in France, Poland, Turkey, Norway, the Netherlands, Belgium and Denmark, we are also a strong partner for globally active companies.

Website

Product recommendations

South Korea

China

Germany

See more products

BAUERMEISTER ZERKLEINERUNGSTECHNIK GMBH

Germany

Bauermeister – uniting innovation and tradition. At Bauermeister, innovative strength is combined with a long tradition in mechanical engineering in order to deliver customised machines and systems to customers all over the world. With over 135 years of experience, Bauermeister is one of the world's leading manufacturers of milling and air-classifying machines for the food, mineral and chemical industries. Headquartered in Norderstedt, north of Hamburg, Bauermeister is a member of the Probat Group, the world's market leader in machines and systems for the coffee and food industry. Bauermeister is an expert partner and problem solver for its customers thanks to the high quality standard of its machines and systems, the qualification of its employees and the favourable location near Hamburg with its international connections. In our well-equipped technology centre, Bauermeister monitors customer-specific requirements in order to find the most economically advantageous solution.

Website
WHITE LION GMBH

Germany

White Lion is your contact for high quality dry ice blasting systems and solutions in the surface treatment sector. Our clientele includes global leaders in the automotive industry, international industrial service providers, power stations, chemical companies and airlines, among many others. We address your needs and devise custom solutions for automated and manual cleaning with dry ice. You are always able to individually configure and customise your dry ice machines thanks to our wide range of accessories. Our dry ice systems are available around the world within 24 hours using air freight delivery. As a system supplier in this sector, we stand out thanks to our made in Germany quality, allowing you to benefit from over 25 years of experience in dry ice technology and its application. White Lion's dry ice blasting equipment and product range stand out in every respect. White Lion – the dry ice innovators

Website
CLEAN PROCESS GMBH

Germany

Clean Process GmbH has been a supplier and partner for air filters, clean room filters and activated carbon since 2016. It was founded by Jens and Nicole Müller (current executive board). We support you with the commissioning and validation of your clean room - If desired, we also prepare maintenance plans and supply replacement filter media - We often create and build special filters & filter solutions for our customers - We support you in implementing your project. In particular we help you ensure compliance with requirements and achieve the required limit values. (Also vis-à-vis public administrations or auditing firms). Our target groups for EPA, HEPA, ULPA suspended particle filters: - Operators of ventilation technology systems, clean rooms or clean room workbenches (laminar-flow workbench) - Operators of extraction systems and air filter systems. What does "CLEAN PROCESS" mean? - The "CLEAN PROCESS" is a "PDCA METHOD" - PDCA is the abbreviation for Plan-Do-Check-Act. - That is our standard procedure - This means we provide our customers (and ourselves) with guaranteed quality from the very outset. Our target groups for activated carbon: - Air filter applications / air purification - solder fumes / 3D printing - water treatment - water purification / decontamination - biogas / desulphurisation - dechlorination / de-ozonisation - decolourisation - electroplating applications.

Website
AMBERG UMWELT-TECHNIK GMBH

Germany

Amberg Umwelt-Technik – specialists in consultancy, manufacture, sale, installation and service when it comes to breathing air supply systems (protective ventilation), air-conditioning systems, auxiliary heaters, diesel particulate filters, air filters, dust collectors and pre-separators for engines. In recent years, Amberg Umwelt-Technik GmbH has established itself as a leading company specialising in technologies relating to air conditioning, diesel filters and breathing air supply systems (protective ventilation) for construction machinery in Germany. Our specially trained customer service staff on site offer comprehensive advice to construction machinery manufacturers and dealers, while also ensuring the production of high-quality components and prompt and professional machine assembly and maintenance.

Website
FLUID SYSTEMS & AUTOMATION GMBH

Germany

Fluid Systems & Automation GmbH (FSA Valve) is a leading company in the field of fluid technology. It develops, produces and sells valves and automation solutions for industrial applications worldwide. FSA Valve places great value on innovation, quality and sustainability. Product range: Solenoid valves: available in brass, stainless steel and plastic, suitable for water, air, oil and aggressive chemicals, in normally open and closes variants Motorised ball valves: made from brass and stainless steel, ideal for irrigation, mechanical engineering and the food industry, with precise control options Ball valves: one-, two- and three-part variants for efficient flow control, robust and reliable. Pressure controllers: pressure reducing controllers, pre-pressure controllers and reducing stations for constant pressure control (FSA Valve). Pneumatic actuators: double acting and spring return actuators for efficient pneumatic systems. Quality and sustainability: FSA Valve focusses on quality and environmental management to ensure the best possible product quality and environmentally-friendly production. This involves internal quality controls and compliance with international standards. . Customer support and service: the company offers comprehensive customer support with regard to production selection, installation and maintenance as well as technical documentation and maintenance kits for all products.

Website
ZINSER GMBH

Germany

ZINSER GmbH: your partner for cutting and welding technology For over 120 years, ZINSER GmbH has been synonymous with outstanding quality and innovation „Made in Germany“. Our company offers a wide range of products including autogenous cutting and welding equipment, plasma cutting systems and high-precision CNC cutting machines. Our mobile equipment, such as pipe cutting devices and portable flame-cutting machines, offer maximum flexibility and precision. Core competences Autogenous cutting technology: reliable and durable devices. Plasma cutting systems: efficient solutions for different metals. CNC cutting machines: cutting-edge control technology. Mobile devices: flexibility and precision wherever you are. Innovation and environmental technology Our specialised software solutions, such as ZINSER MCC 20, optimise the cutting process. Environmental technology solutions offer effective air pollution control and dust extraction for a safe work environment. Made in Germany We manufacture our products in Albershausen with the utmost care and optimum quality. Discover the world of ZINSER GmbH and our high-quality cutting and welding solutions. Visit ZINSER GmbH for more information and personalised advice. Place your trust in ZINSER – your partner for advanced cutting and welding technology.

Website See all products
HORTON EUROPE GMBH & CO. KG

Germany

With over 60 years of experience in the industry and a commitment to excellent service, reliability and innovation, Horton is the world's favourite supplier of premium-quality engine cooling systems. The company manufactures and markets fan clutches, fans and associated components for original equipment manufacturers and the international spare parts market. Our products include: Cooling units, charge-air coolers, fans for engines, vehicle cooling systems, industrial cooling systems, air-cooled water coolers and many more besides

See all products
ZS-HANDLING TECHNOLOGIES GMBH

Germany

ZS-Handling GmbH is an independent company that develops systems and installations for industrial handling technology based on ultrasonic air bearing technology. We offer products for gripping, conveying, loading and unloading, inspecting, sorting and isolating workpieces. Our areas of application include battery/fuel cells, films, glass, lenses, medical technology, packaging, wafers and chips. We operate internationally and sell our products all over the world. Our range is developed and produced at the Regensburg site in Bavaria. 2006: Founding of ZS-Handling GmbH in Regensburg by Dr.-Ing. Michael Schilp and Dr.-Ing. Josef Zimmermann with our patented ultrasonic bearing technology. 2008: Certification according to ISO 9001 – 2008 international quality management system certification. 2011: Market launch in China and Taiwan. 2013: Market launch in Korea. 2014: Production of first series systems. 2019: Entry into medical technology, especially ultrasonic grippers for intraocular lenses.

See all products

DÜRR TECHNIK GMBH & CO KG

Germany

Dürr Technik – Inspiring With Green Air. "We are one of the pioneers of the environmentally friendly, oil-free air compressor technology. For decades, we have supplied our customers with innovative products, that provide high-quality, sustainable compressed air." A company of the globally operating Dürr Group. Dürr Technik belongs to the Dürr corporate group, with global subsidiaries and partners. The headquarters is located in Bietigheim-Bissingen, in one of the most innovative industrial regions of Germany. We've been dealing in compressor and pump technology for over 40 years. This extensive experience benefits our customers today. An innovative Development department, state-of-the-art production facilities and a certified quality management system according to standards such as ISO 9001, ISO 13485 and ISO/TS 22163 provide us with optimal conditions for meeting even the most demanding customer requirements. Our work is distinguished by experience, quality and precision. Close customer relationships are therefore just as important for us as the products themselves. Through personal consulting, we guarantee to find or develop the best product from our portfolio for every customer. Our product philosophy: High-tech for the highest requirements. With our oil-free compressors and vacuum pumps, we offer a wide range of premium products for the widest range of market segments. Whether a standard range or custom-built – our quality standard always remains just as high.

See all products
BRÜCKNER TEXTILE TECHNOLOGIES GMBH & CO. KG

Germany

The Brückner-Gruppe is a globally operating and owner-managed mechanical engineering company with our own production facilities in Germany. We develop, design, construct, sell and install machines and systems for textile finishing. Our product range includes plant systems, dryers and furnaces for finishing woven and knitted goods, non-woven fabrics, carpets, PVC floor coverings, artificial grass, glass fabrics and every type of technical textile. Our typical processes are drying, thermosetting, condensing, continuous dyeing, thermosol dyeing, sanforisation, compacting, relaxing, coating, laminating, backing, hardening and functionalisation, among others. We also offer innovative energy saving concepts, such as heat recovery and waste air purification systems, which round off our profile. It goes without saying that all of the plant systems and their technologies are reliable and efficient high-quality products, 100% proudly Made in Germany.

All the products for "air quality system"

Air Purification System

See all products
VENJAKOB MASCHINENBAU GMBH & CO KG

Germany

The Venjakob group of companies plan, produce and install complete system solutions – from pretreatment followed by the painting process, conveyor and handling equipment through to drying and exhaust air filtering. Complete system solutions for surface engineering – coating systems for all sectors/materials: Cleaning / Pretreatment / Varnishing / Drying / Handling technology / Exhaust air purification. In order to achieve our goal of providing the highest levels of quality and customer satisfaction, we draw on the sound expertise of our employees and only use top quality purchased parts. Experienced specialist personnel develop and implement individual solutions for our customers, who hail from a wide variety of different sectors, in a timely manner. The quality work of Venjakob is reflected in comprehensive consultations, underpinned by a series of tests in our own technical centre and rounded off by assembly and commissioning carried out acording to schedule.

See all products
TERMOTEK GMBH

Germany

Liquid and air cooling systems made by termotek termotek has been producing high-quality cooling and temperature control systems for low-power technical applications since 1998. We supply highly sophisticated industrial applications and research projects with our products. Companies from a wide range of different industries benefit from our technology. Our Baden-Baden location in Germany employs a workforce of more than 125. We are part of the internationally successful technotrans group. termotek – lean production of small batches with almost unlimited variety. Top performance Top long-term performance: Systems made by termotek help you to get maximum value from your technical application. You can be sure of that! Highly precise temperature control solutions Fewer rejects, top results: With their highly precise temperature control with an accuracy of 0.1 K, termotek systems protect even highly dynamic processes with strong load fluctuations. Compact dimensions Optimum space utilisation: termotek cooling systems have a high component density and offer maximum performance with a particularly small footprint. Strictly customised termotek supplies quality made to measure: Numerous options ensure that our series systems can be turned into customised solutions. For any special applications going beyond this, we design and produce bespoke systems in line with your specific requirements. In doing so, we adapt your system perfectly to your process, medium and available space.

See all products
KRANTZ GMBH

Germany

Founded in 1882 by the engineer Hermann Krantz, who gave his name to the company, Krantz GmbH now develops, designs, manufactures and distributes air supply, heating and cooling systems. In addition, the company produces filter and barrier systems, is an expert in industrial waste air cleaning and has also made a name for itself in the area of ventilation systems for power plants, nuclear facilities and industrial facilities, with services including planning, construction, maintenance and testing. Our in-house Research & Development Center uses its laboratory testing hall covering 1000 m2 with cutting-edge technology to research and develop solutions covering all aspects of the topic of air. Our in-house manufacturing facilities in Aachen and Mallersdorf (Bavaria) produce tailor-made ventilation components. Our products enjoy an excellent reputation across the world. We can be found wherever energy efficiency, quality and reliability are important.
EURO WINDKAT GMBH

Germany

Since our company was founded in 1996, we have been the partner of numerous well-known companies that trust the good quality of our products as well as our reliability and durability. Quality and service have always been our focus alongside availability and affordability. Our expertise lies in the area of innovative chimney/exhaust fumes and exhaust air technology. Our in-house development – the Windkat system, with its unique injection nozzles – has been providing improved, stable chimney draught for more than 20 years. Moreover, we are reliable partners for breweries, hotels and restaurants with our high-quality beer garden furniture. In addition to the classic fold-away standard versions, we offer individual designs for many products. Furthermore, even after decades, you will receive spare parts and accessories for many articles in order to guarantee you the longest possible and most sustainable added value. "Take our word for it! "
ELMEKO GMBH + CO. KG

Germany

Development: We develop and manufacture high quality control cabinet components necessary for the safe and practical functioning of a controller or control system. This includes equipment as well as climate control such as e.g. cooling, heating, dehumidifying, airing as well as complete control cabinets, wall housing and, not least, diverse accessories such as e.g. circuit diagram bags. Production runs: The production that takes place in Liebenscheid is a core part of our company and maintains our consistent high quality. We achieve this with the help of our qualified employees and by using high quality parts from notable manufacturers. This guarantees you working technology and us happy customers. Short lead times and sensible storage contribute to securing fast and reliable delivery. Services include: Short decision making paths take care of speed and flexibility. We champion your concerns in partnership with you.
VIROBUSTER INTERNATIONAL GMBH

Germany

VIROBUSTER® air purification systems use effective UV-C technology, and offer the safest and most efficient alternative to traditional air purification processes. "Scientifically proven innovations for high-quality products, effective air hygiene and safety." For over 15 years, VIROBUSTER® International GmbH, based in Windhagen, Germany, has specialised in UV-C air disinfection. In 2003, we established the first patent in the world for technology based on UVPE (originally developed for medical use), which continues to be our USP in the disinfection market to this day.
NEUHAUSER GMBH

Germany

Raumklima-shop.de a trading platform for Neuhauser GmbH & Co.KG. Neuhauser GmbH & Co KG has been operating since 1980. We remain an owner-run, family business to the present day and our key area of expertise is installing heating, ventilation and plumbing systems. Since late 2019, we have offered the distribution of ventilation systems, dehumidifiers and room air filters across regions through our "raumklima-shop.de" platform. Our top priority is providing high-quality products and offering expert advice. Our team of engineers and specialists have many years of experience in construction and customer service and would be pleased to provide you with in-depth advice and support.
ANDJANA INSTRUMENTS UG

Germany

Andjana Instruments offers safe compressed-air quality – air quality monitoring – behind compressors – filters – activated carbon – measuring residual oil content and more: Comprehensive modular compressed air and gas measuring technologies for oil content, volumetric flow, humidity, pressure dew point, particle measurement, pressure, temperature, gases, emissions with optional data acquisition and remote diagnosis according to HACCP – GMP and FDA requirements, ISO 8573, EN 12021 breathing air; validated data records according to FDA 21 Part 11 with audit trail. Metrological safety for industry and hospitals – breathing air systems – laboratories, cleanrooms. Medical hospital breathing air systems according to ISO 7396 – European Pharmacopoeia; risk monitoring for medical compressed air – in-house production in accordance with the Medicinal Products Act; quality control for medical gases – oxygen – nitrogen – compressed air of own production. Standard and CE conformity assessments for medical gas supply systems; job measurements, calibration service, service