HOLL SCHLOSSEREI UND SICHERHEITSTECHNIK GESMBH

Cost-effective solution for fire-protected shaft walls - With peripheral lip seal (silicone) against smoke penetration - Quick and easy installation. Fire resistance on duct side and room side NF EN 1634-1 : +A1 : 2018 The inspection hatch is specially designed for installation on technical ducts with one of the requirements "external and internal heat load of the duct" and a fire resistance class EI 30. It offers a safe protection against the spread of fire from a room into the duct or counteracts it. The aluminium mounting frame is equipped with a fire protection strip. The cover of the inspection hatch is filled with DF fire protection plates and protected against the passage of smoke by a four-sided circumferential seal. The cover is secured on both sides by self-adjusting safety arms. These safety arms ensure that the cover stops every time the door is opened. The cover can be easily removed and replaced

Frame made of aluminium profile bars connected by "Tox" connections - Intumescent gas, smoke and flame tight seal in case of fire - Restraint security - Hidden latches - Screwed GKF gypsum plasterboards - Quick and easy installation The 60-minute ceiling fire dampers are designed for installation in false ceilings for self-contained fire protection, one of the requirements being "combustible load only on the room side" and the fire resistance class being EI 60. They provide effective protection against fire progression from the room into the false ceiling area. The integrated aluminium frame is equipped with a fire stop. The cover of the inspection hatch is fitted with a DF fire protection plate and protected against smoke entry by a versatile all-round seal. The cover is secured on both sides by automatic safety hooking arms. The safety catching arms ensure that the lid is intercepted every time the hatch is opened. The lid is easy to remove and replace.

Frame made of aluminium profile bars connected by "Tox" connections - All-round EPDM lip seal - Restraint security - Hidden latches - Screwed GKF gypsum plasterboards Tested for fire resistance from underneath (room side) NF EN 1634-1 : +A1 : 2018 Fire dampers EI 30 are designed to be installed in false ceilings for self-contained fire protection, one of the requirements being "combustible load only on the room side" and the fire resistance class being EI 30. They provide effective protection against the progression of fire from the room into the false ceiling area. The integrated aluminium frame is equipped with a fire stop. The cover of the inspection hatch is fitted with a DF fire protection plate and protected against smoke entry by a versatile all-round seal. The cover is secured on both sides by automatic safety hooking arms.

Frame made of aluminium profile bars connected by "Tox" connections - All-round EPDM lip seal - Restraint security - Hidden latches - Screwed GKF gypsum plasterboard Tested for fire resistance from underneath (room side) NF EN 1634-1: +A1: 2018EN 1634-1: +A1: 2018 Fire dampers EI 60 are designed to be installed in false ceilings for self-contained fire protection, one of the requirements being "combustible load only on the room side" and the fire resistance class being EI 60. They provide effective protection against the progression of fire from the room into the false ceiling area. The integrated aluminium frame is equipped with a fire stop. The cover of the inspection hatch is fitted with a DF fire protection plate and protected against smoke entry by a versatile all-round seal. The cover is secured on both sides by automatic safety hooking arms.