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Application

For mounting onto roofs, louvre smoke vents allow low level escape routes to be kept clear of smoke. Suitable for industrial and residential buildings.

Description

Roof ventilation louvre blade, designed for use in natural smoke and heat exhaust ventilation systems (nSHEVS).

Features and benefits:

  • Manufactured and certified to BS EN 12101-2.
  • Fitted with an integrated electrical opening vent actuator.
  • Opens to 90° within 60 seconds.
  • Provides natural comfort ventilation in addition to smoke ventilation.
  • Compliant with Building Regulations Approved Documents B and L.
  • Class B for impact resistance according to EN 1873.
  • Upstands are manufactured from aluminium and insulated with 20 mm rigid polyurethane insulation.
  • Available in a range of sizes and formats.
  • High security.
  • Consumes minimal energy during operation.
  • High resistance to weather and wind loads, and therefore suitable for use in areas which are exposed to high winds.
  • No risk of falling (even when open).
  • Can be installed at any angle (generally horizontal).
  • Supplied with aerodynamic wind shields as standard.
  • When installed in accordance with the manufacturer’s recommendations, this product is expected to exceed the life of the roof covering.
  • Guaranteed against the effects of defective design, materials or construction for ten years, with an electrical components guarantee for 24 months.

Applications:

For mounting onto roofs, louvre smoke vents allow low level escape routes to be kept clear of smoke. Suitable for industrial and residential buildings.

General information
Size

Available 800 x 500 mm to 3800 x 2500 mm. Consult manufacturer and insert requirements.

Uniclass 2015 Aluminium louvre panel units (Pr_30_59_48_04)
Specification data
Product Reference

Sertus Roof Louvre Blade - RLB-C

Size

Available 800 x 500 mm to 3800 x 2500 mm. Consult manufacturer and insert requirements.

Blades

Glazed, polycarbonate multiwall, 16 mm

Solid insulated, aluminium, 20 mm

Colour/ Finish

Not required

For polycarbonate.

Mill finish

For aluminium.

RAL, colour

Insert requirements. For aluminium.

Upstand -
Type

Aluminium upstand, 300–500 mm

Insert requirements.

Aluminium upstand adaptor 150 mm

Available insulated or uninsulated, insert requirement.

Colour/ Finish

Mill finish

RAL, colour

Insert requirements.

Accessories/ Other requirements

Not required

Insect mesh

For mounting below the blades. 0.28 mm aluminium wire. Will reduce free vent area by 34% - consult manufacturer for further details.

Integrated base ventilator

Incorporating a power open/ power close feature, day to day ventilation with no risk of water penetration.

Standard product features

Actuator:

  • Voltage: 24 V (d.c).
  • Opening angle: 90°.
  • Opening time: <60 s.

Thermal transmission (U-Value):

- Blades:

  • Polycarbonate, multiwall, 16 mm: 1.77 W/m²K.
  • Aluminium, 20 mm: 1.75 W/m²K.

- Upstand:

  • Louvre upstand 300–500 mm: 1.38 W/m²K.
  • Upstand adaptor 150 mm (insulated): 1.38 W/m²K.
  • Upstand adaptor 150 mm (uninsulated): 5.8 W/m²K.

Technical characteristics:

- General:

  • Impact resistance (to ACR(M) 2011): Class B, 1200 J.
  • Fire rating (to BS 476: Part 3): AA.
  • Watertightness (to EN 1873: 2005): Pass.
  • Operating temperature: -25°C to +70°C.
  • Speed: 3.4 mm/s.
  • Protection: IP40.
  • Force: 900 N.

- Performance (to EN 12101-2):

  • Downward load: 250 N.
  • Upward load: 1500 N.
  • Resistance to heat: B300.
  • Reliability: 300.

Product Options

Size:

Free vent area will depend on the size combinations specified.

Accessories/ Other requirements:

Various other accessories are available, consult manufacturer for details.

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