Brett Martin/ Mardome Automatic Smoke Vent for Builders Kerb (AOV) - Roof Hatch, AOV

Automatic Smoke Ventilation Flat Roof Skylight providing natural smoke and heat exhaust, as well as comfort ventilation. Designed, fully tested and certified in accordance with EN 12101-2. Mardome Smoke Vent Dome Rooflights meet standards for safety, security, non-fragility and fire safety and we offer the full guarantee of an established, accredited UK manufacturer.

It offers a contemporary, reliable and robust smoke system which maximizes natural light in both new and refurbished buildings. Options include a control panel, with accessories such as smoke detector, fire switch and fireman’s priority switch. The Actuator can be offset Left to use as an Access Hatch to roof.

To suit existing upstand rooflight/ AOV sizes are external kerb sizes and must be fitted onto a 75 mm wide kerb. For example, the 1200 x 1200 mm unit has an external kerb size of 1200 x 1200 mm and and an internal size of 1050 x 1050 mm.

The daylight size will be 150 mm smaller than the Rooflight size (i.e. the 1200 x 1200mm rooflight would provide a daylight size of 1050 x 1050 mm).

Features and benefits:

• Smoke and heat exhaust ventilation system for all Commercial and Residential applications.
• Factory assembled and factory tested, certified to CE EN 12101-2.
• Automated smoke extraction in the event of a fire.
• Day-to-day controllable ventilation.
• The Actuator can be offset left or right to use as an access hatch to roof.
• Complies with the latest Building Regulations on fire safety.
• Can be integrated into any building management system.
• Linked to a central control panel.
• Complete with a battery backup system in case of mains failure.
• Control panel can be triggered from either manual override switches local to the ventilator and the ground floor, by dedicated smoke detectors, or by interfacing with a third-party smoke detection/fire alarm system.
• High-quality AOV system.
• Variety of sizes for all flat roofing types.
• Thermal performance – triple skin for optimal thermal performance & resistance to condensation.
• Non-fragile – Class B non-fragility to ACR[M]001.
• Secure – highly secure as individual fixings are concealed inside security caps.
• Fire rating – achieves Class B-s1, d0 to BS EN 13501: Part 1, and deemed BROOF(t4) to BS EN 13501: Part 5 by Building Regulations.
• Available in double, triple, clear, textured and opal skin polycarbonate glazing.
• Excellent waterproofing properties - weathered to the full height of the upstand, water penetration is virtually impossible.