BILCO Natural Smoke and Heat Exhaust Ventilators are manufactured to comply with all the latest regulations including the Construction Products Regulation 305/2011. All standard vents are supplied CE-marked and with a Declaration of Conformity, and are manufactured to meet the demands of Building Regulations, Approved Document B, BS9999 and BS EN12101-2 (shown without wind deflector).
(NSHEV) Natural Smoke Ventilator Models: TYPE UDF-50REM and TYPE D-50REM
Linear actuators open the covers to the fire open position of 90 degrees within 60 seconds.
Curb-mounted junction box with terminal block enclosed for power cable connection.
Built-in wind deflector to protect open vent against wind loads.
Newly-designed closed-cell EPDM sponge gasket, helps meet Building Regulations air leakage targets by providing a better seal of the cover to the curb, ensuring complete weathertightness.
Entire vent shall be weathertight with fully-welded corner joints on cover and curb.
Fully-insulated cover and curb for maximum energy efficiency.
Curb features the Bil-Clip® Flashing System, an innovative method to quickly and easily secure single-ply roofing material to BILCO roof products.
Overall size: 1728x1848mm / weight: 215kg / clear vent area: 1.5m²
UDF-50REM CL 1500x1620mm (with curb liner)
Overall size: 1728x1848mm / weight: 230kg / clear vent area: 1.5m²
(Fabricated to special size requirements)
|FREE AERODYNAMIC AREA||1.5m²|
|RELIABILITY||RE 1000 (10,000 when used as a day to day ventilator)|
|LOW AMBIENT TEMPERATURE||T (-15)|
|WIND LOAD||WL 1500|
|RESISTANCE TO HEAT||B 300|
|MATERIAL||Cover and frame are 3mm Aluminium|
|Cover||Brake-formed, hollow metal design with 50mm concealed polyisocyanurate insulation with a U-value of 0.47 W/m²K, 100mm beaded overlapping flange, fully-welded at corners, and internally reinforced for 195 kg/m² live load and 97 kg/m² wind uplift.|
|Curb||305mm in height with integral capflashing, 50mm polyisocyanurate insulation with a U-value of 0.47 W/m²K, fully-welded at corners, and 114mm mounting flange with 11mm holes provided for securing frame to the roof deck.|
|WIND DEFLECTORS||4mm Aluminium with 3mm EPDM gasket|
|GASKET||Extruded EPDM rubber gasket permanently adhered to cover|
|OPERATING MECHANISM||Linear actuators open each cover to the fire open position of 90 degrees. Information on control options available|
|FINISH||Mill finish Aluminium|
|HARDWARE||Hinges and fasteners are Stainless Steel Type 316|
|PATENT||U.S. Patent 5,960,596|