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AOV Smoke Vent - Double Glazed Dome Certified to EN 121101-2

  • Now £1,166.81 (ex. VAT)
Item in Stock | Free Next Working Day Delivery (Mon-Fri)
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Want it by Tuesday 2nd November? Order within 1 day, 16 hours, 52 minutes and choose FREE Delivery to most of UK (Mon-Fri) at checkout.
FREE DELIVERY to most of UK See above for delivery estimate

Our AOV smoke vents are designed to automatically extract smoke in the event of a fire. Our AOVs are fully tested and certified in accordance with BS EN 12101-2, meeting standards for safety, security, non-fragility and fire safety with the full guarantee of an established, accredited UK manufacturer.

Fully certified to approved document B.

All the sizes offered achieve a higher Aerodynamic Free Area of more than 1.0 Aa m2 in a Lobby and 0.70 Aa m2 in a stairwell as per the requirement of EN 12101-2, not the grey area ""free vent area"" that is often quoted.


Please note, as this is a bespoke assembled product and therefore returns are not accepted. Please ensure that you order the correct size.

Certification and Regulatory Information

  • 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 Regulation
  • 72 hour battery back up in the event of power cut
  • Inclusive of wind deflectors where applicable to comply with the regs
  • Complete with a Part ""L"" compliant polycarbonate triple skin for a high thermal performance & resistance to condensation
  • Safety - achieving Class B non fragility to ACR[M]001
  • The polycarbonate skin lid with an impact resistance to EN1873 1200 joules and Class B non-fragility in accordance with ACR[M]001
  • Opens to 140° in less than 60 seconds complying  the requirements of the new Smoke Vent Standard BS EN12101-2

Operation and Options

  • Optional control panels, smoke detectors, fireman’s switches and manual control points available
  • Control panel can be activated from: Manual override switches, by dedicated smoke detectors or through integration with existing smoke detection and or fire alarm systems
  • Can be integrated into any building management system
  • Features back up battery to ensure operation in the event of no mains power

General Information

  • Suitable for residential and commercial buildings
  • Thermally broken kerb (PVC)
  • Extremely secure with concealed individual fixings within security caps
  • Hinged long side (where applicable)
  • 10 year guarantee
  • CE Marked
  • Weatherproofed to the full height of the upstand
  • Designed to last in excess of 20 years under normal conditions

How to measure - 365mm PVC Kerb version


How to measure

Aerodynamic free area - AOV Smoke Vents with 365mm PVC Kerb(Aa)Aa
Smoke Vent Size (Note: Rectangular Sizes are Hinged on the Long Side)Daylight free area* Size Roof opening area (m2) Standard (no Wind deflectors)With Wind deflectors Free Area (m2)
CvAa m2CvAa m2
1200 x 1050mm1050 x 900mm1.260.420.53*0.630.790.88
1350 x 1050mm1200 x 900mm1.420.400.57*0.640.900.99
1500 x 1050mm1350 x 900mm1.580.390.61*0.641.011.12
1200 x 1200mm1050 x 1050mm1.440.440.63*0.620.901.01
1350 x 1200mm1200 x 1050mm1.620.420.68*0.631.021.16
1500 x 1200mm1350 x 1050mm1.800.400.720.641.151.32
1350 x 1350mm1200 x 1200mm1.820.430.780.631.141.34
1500 x 1350mm1350 x 1200mm2.030.410.830.641.291.52
1500 x 1500mm1350 x 1350mm2.250.420.950.631.421.72

How to measure DF Kerb version


How to measure

Aerodynamic free area - AOV Smoke Vents with DF Kerb(Aa)Aa
Smoke Vent Size (Note: Rectangular Sizes are Hinged on the Long Side)Daylight free area* Size Roof opening area (m2) Standard (no Wind deflectors)With Wind deflectors
CvAa m2CvAa m2
1200 x 1050mm1050 x 900mm0.950.460.43*0.610.58
1350 x 1050mm1200 x 900mm1.080.440.48*0.610.66
1500 x 1050mm1350 x 900mm1.220.420.51*0.610.74
1200 x 1200mm1050 x 1050mm1.100.470.52*0.610.67
1350 x 1200mm1200 x 1050mm1.260.450.57*0.610.77
1500 x 1200mm1350 x 1050mm1.420.430.61*0.610.86
1350 x 1350mm1200 x 1200mm1.440.400.67*0.610.88
1500 x 1350mm1350 x 1200mm1.620.440.720.610.99
1500 x 1500mm1350 x 1350mm1.820.450.830.601.09

* Not suitable for Stairwell use without Wind Deflectors because does not achieve an Aerodynamic Free Area of more than 0.70 Aa m2 in a stairwell as per the requirement of EN 12101-2, not the grey area "free vent area" that is often quoted.

Abbreviations: Aa = Aerodynamic Free Area, Cv = Coefficient flow Mardome Trade Electronically Operated Smoke Vent Rooflights are individual polycarbonate domes intended for easy installation on flat roofs of all modern building types to provide natural smoke and heat exhaust, as well as comfort ventilation.

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UK Delivery Zones

Free Next Working Day Delivery on all stock items being sent to UK Zones A&B

The lead times and delivery service are displayed against each product, just below the price.
We will continue to send items on a Next working day delivery, but please accept delivery might take longer, this is out of our control.

Please note, for certain products and delivery zones we can offer AM deliveries and Saturday Deliveries, if available, you'll be able to select and pay for these options via the checkout.

Delivery Charges will be applied for deliveries to geographical  areas represented as Zones C, D and E:
This includes certain parts of Scotland, Scottish Islands, Northern Ireland, Channel Islands and IOM)

Returns:
You can return a standard product (most access panels and loft hatches) within 14 days of receipt. Roof domes, Roof Lights, Roof Hatches and AOV Smoke Vents will be subject to a collection restocking fee.
Please note Made to measure products cannot be returned.
Click here to download a return form.

 

 

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