The LVN20S provides a unique solution to the problem of containing both fire + smoke in emergency conditions yet offering good air transfer through doors in everyday use.
The LVN20S is a non-vision intumescent air transfer grille that must be installed with Lorient's Talkback Damper Control Unit that incorporates an electro mechanically operated smoke shutter mechanism. Each Talkback unit can control up to 16 air transfer grilles.
This kit contains:
1 x Lorient LVN20S 250mm x 250mm
1 x Conductor hinge
2 x butt hinges
6 x intumescent hinge pads
1 x 1m graphite door cable sleeve
2 x 1m x 54mm sodium silicate liner
For 44mm timber door frames please see Lorient LVN20S fire & smoke resistant air transfer grille kit - 250x250mm | 44mm
Use with
Lorient Talkback damper control unit
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