Flap ventilator, suitable for roof access and smoke control.
Single flap smoke ventilator/ roof access hatch designed to provide either 1.0 or 1.5 m² measured free area in accordance with Building Regulations (E&W) Approved Document B Appendix C. Suitable for use as a staircase ventilator or roof mounted lobby/ corridor ventilator and to provide external roof access. Tested to and in compliance with BS EN 12101-2 and CE marked. Manufactured under the ISO 9001 quality and ISO 14001 environmental management standards.
AXS140 Combined AOV Smoke Ventilator and Roof Access Hatch
Size (w x l)
1000 x 1250 mm
1.0 m² measured free area.
1250 x 1500 mm
1.5 m² measured free area.
Aluminium, 40 mm thick
Polycarbonate, 10 mm thick
Polyester powder painted, RAL
Insert colour requirements.
Standard product features
White RAL 9010. Standard 40 µm polyester powder coat thickness.
230 V AC, operated using a maintained supply from the fan control panel. The unit is complete with a 1.8 m flying lead.
Thermally broken, 40 mm thick welded insulated and thermally broken aluminium. EN AW-6063 T6 (extrusion) and EN AW-3005 H14 (sheet) aluminium alloy.
Thermally broken aluminium frame with continuous seals for excellent airtightness. Opens to 140° from the horizontal.
Activation is by a 24 V DC linear actuator (drive in/ drive out), mounted on a pivoting carriage capable of opening the lid to the fire position of 140° from the horizontal within 60 seconds and of re-closing it.
Fixing flange for curb; installation angle must be at 0° (horizontal).
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