Double leaf Natural Smoke and Heat Exhaust Ventilator (NSHEV)(OV)(AOV).
Kerb mounted junction box with terminal block enclosed for power cable connection, built-in wind deflector, fully welded corners on cover and kerb, fully insulated cover, kerb features the Bil-Clip® flashing system
1848 x 1728 mm
Control Panel Kit (Control Panel, MCP, and Smoke Detector).
Auto/ manual control switch.
Open/ close smoke vent switch, keyed.
Open/ close smoke vent switch, paddle.
OS2 control panel.
Open/ close switch.
Weatherproof open/ close switch.
MCP with break glass.
Explosion relief smoke vent
Standard product features
3 mm aluminium with a 100 mm beaded flange with formed reinforcing members. Cover shall have a heavy extruded EPDM rubber gasket that is bonded to the cover interior to ensure a continuous seal when compressed to the top surface of the curb.
Polyisocyanurate of 50 mm thickness with a U-value of 0.47 W/m²K. Insulation shall be fully covered and protected by an aluminium liner.
Two 24VDC linear actuators per cover ( four actuators total) capable of opening the cover to the fire open position of 90º.
Factory finish mill finish aluminium.
305 mm in height and of 3 mm aluminium. The curb formed with a 114 mm flange with 11 mm holes provided for securing to the roof deck. The curb equipped with an integral metal capflashing of 2 mm aluminium, fully welded at the corners, that features the Bil-Clip® flashing system, including stamped tabs, 153 mm on centre, to be bent inward to hold single ply roofing membrane securely in place.
- Curb insulation:
Polyisocyanurate of 50 mm thickness with a U-value of 0.47W/m2K