SRHP/ AOV Automatic Smoke Vent Roof Hatch with Comfort ventilation

  • £1,750.00

  • Inc VAT: £2,100.00

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Automatic Ventilation System

Surespan SRHP/AOV 140° thermally broken aluminum AOV automatic smoke vent and roof hatch designed to EN12101-2. The AOV also offers push-button comfort ventilation in one package! This one-stop solution for smoke vent requirements to meet building control can achieve 1m² airflow and are available in standard stocked sizes or made to any size in between 900 x 900 and 1260 x 1260. Smoke vents come with wind deflectors to improve airflow. The smoke ventilation unit is fully insulated and thermally broken with a 300mm insulated Upstand for weathering up to. The lid is filled with 50mm CFC and HCFC-free insulation offering a U-value of 0.43 W/m²K. Non-combustible mineral insulation is also available.

NOTE: Structural opening for this AOV is the listed size. i.e 1050x1050mm Smoke Vent = structural opening of 1050x1050mm

Automatic Smoke Vent Testing

  • RE 1,000 Ventilation and 10,000 Opening
  • Offset mechanism for Roof Access
  • Snow Load of SL500
  • Wind Load of WL1500
  • Temperature Class T (-15°)
  • Fire Resistance Class B300
  • Aerodynamic tests (measured values): With deflectors: Cv from 0.66 to 0.73, Without deflectors: Cv from 0.42 to 0.56


  • Solid aluminum cover or Polycarbonate Dome
  • 50mm Thermally Broken
  • 300mm Fully Insulated Upstand
  • 140° Opening via 24 VDC Actuator
  • CE Marked to EN12101-2


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140 SRHP AOV (228.79 KB) Download
140 Surespan Smoke Vent (205.86 KB) Download
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