Bilco Smoke Vents - Double Leaf (NSHEV) UDF-50REM - Smoke and Heat Exhaust Ventilator
Verified by manufacturer over a year ago
Double leaf natural smoke and heat exhaust ventilator.
Application
Suitable for commercial applications.
Description
The Double Leaf (NSHEV) UDF-50REM Smoke and Heat Exhaust Ventilator is fitted with solid, insulated covers and electric actuation for remote opening and closing.
The kerb is 305 mm in height with integral capflashing, 50 mm polyisocyanurate insulation with a U-value of 0.47 W/m²K, fully-welded at corners, and 114 mm mounting flange with 11 mm holes provided for securing frame to the roof deck.
Features and benefits:
- Designed to satisfy Building Regulations and meets Approved Document B, BS 9999 and EN 12101.
- Also compatible with other guidance and codes of practices, for example those issued by the British Research Establishment such as BRE 79204.
- Kerb mounted junction box with terminal block enclosed for power cable connection.
- Built-in wind deflector.
- Fully welded corners on cover and kerb.
- Kerb features the Bil-Clip® flashing system.
- Operation of the covers not affected by temperature.
- Entire vent weathertight with fully welded corner joints on covers and curb.
General information
Finish | Mill |
Material | Aluminium Polyisocyanurate |
Shape | Rectangle |
Length | 1848 mm |
Width | 1728 mm |
Height | 305 mm Curb 305 mm in height formed with a 114 mm flange. |
Warranty description | Ten year Manufacturer's warranty. |
Uniclass | |
CAWS | L10/490 Roof ventilators |
Specification data - Natural smoke and heat exhaust ventilators
Standard | To BS EN 12101-2. |
Mounting | Roof-mounted. |
Aerodynamic free area | 1.5 m². |
Reliability classification | Re 1000.10,000 when used as a day to day ventilator. |
Snow load classification | SL 500. |
Low ambient temperature classification | T (-15). |
Wind load classification | WL 1500. |
Arrangement | Flap. |
Dimensions | - |
Length | Overall: 1848 mm; Internal: 1620 mm. |
Width | Overall: 1728 mm; Internal:1500 mm. |
Controls | Not required.1RPREM-01.Control Panel Kit (Control Panel, MCP, and Smoke Detector). 1RPREM-02.MCP. 1RPREM-03.Smoke detector. 1RPREM-04.Thermostat. 1RPREM-07.Auto/ manual control switch. 1RPREM-08.Open/ close smoke vent switch, keyed. 1RPREM-08A.Open/ close smoke vent switch, paddle. 1RPREM-09.OS2 control panel. 1RPREM-10.Open/ close switch. 1RPREM-11.Weatherproof open/ close switch. 1RPREM-15.Rain sensor. 1RPREM-21MCP with break glass. |
Materials | - |
Integral upstands | - |
Material | Double-skin aluminium, insulated.3 mm aluminium, 50 mm thickness polyisocyanurate. |
Finish | Mill finish. |
Seals | Heavy extruded EPDM rubber gasket bonded to the cover interior to ensure a continuous seal when compressed to the top surface of the kerb. |
Curb | Curb liner. Flanged apron. Fully enclosed. Standard. |
Explosion relief smoke vent | Not required. Required. |
Cover | 3 mm aluminium with a 100 mm beaded flange with formed reinforcing members. 50 mm thick polyisocyanurate insulation, U-value 0.47 W/m²K. |
Maximum live load | Covers reinforced to support a minimum live load of 195 kg/m². |
Deflection | 1/150th of the span (maximum). |
Operating | Two 24VDC, battery backed linear actuators per cover (four actuators total) capable of opening the cover to the fire open position of 90º within 60 s and be capable of closing the covers. |
Hardware | Heavy pintle hinges provided. Curb mounted junction box (2 no.) with terminal blocks enclosed for power cable connection. |
BIM objects
NBS BIM object standard
This BIM object has been authored to meet the requirements of the NBS BIM object standard.
Find out more about the NBS BIM object standard.
| Platform | Compatible | Version |
|---|---|---|
 Revit | Revit 2016 | 3 |
 IFC | IFC2X3 | 2 |