Home > Companies > Bilco UK Ltd > Sliding Single Leaf Vent/ Skylight

A single leaf smoke vent/ skylight, providing 1 m² clear vent area.

Standard product features


  • Tested for impact resistance to EN 1873 – Class SB1200.
  • U-value: 1.02 W/m²K.


Double-layer thermoformed polycarbonate dome assembled on a fully welded PVC frame, in which a double-layer security glass (classified 2(B)2 according to EN 12600) is inserted. Cover has an extruded EPDM rubber gasket to ensure a continuous seal when compressed in the front and in the back of the vent.


250 mm in height and of double-layer (internal and external) polyester resin reinforced with fibreglass. The curb is formed with a 150 mm flange with 9 mm holes provided for securing to the roof deck.

Curb insulation:

Extruded polyurethane of 60 mm thickness.

Operating mechanism:

A single rotating actuator mounted on a sliding carriage capable of opening the cover to the fire open position of 180°.


  • Polycarbonate: Clear.
  • Glass: Clear.
  • PVC profiles: White.
  • Metal profiles: White powder coating.
  • Upstand: White.

NBS Specification

NBS Create logo
This product is associated with the following NBS Create clause:
45-25-28/422 Roof hatches

NBS Specification

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This product is associated with the following NBS clauses:

Product specification

An important note about specifying



Bilco UK Ltd


+44 (0)1284 701696

Product reference

Sliding Single Leaf Vent/ Skylight


Internal: 1000 x 1500 mm; overall: 1300 x 1800 mm. Weight: 170 kg.
Insert size requirements.

Manufacturer details

Park Farm Business Centre,
Fornham St Genevieve,
Bury St Edmunds,
Suffolk, IP28 6TS
Tel +44 (0)1284 701696
Fax +44 (0)1284 702531
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