EOS Aluminum AOV rooflights

CE and UKCA marked smoke vents for commercial and residential projects

A factory-certified Natural Smoke and Heat Exhaust Ventilator (NSHEV) for flat roof applications. CE and UKCA marked to BS EN 12101-2. Available in two configurations providing 1.0m² or 1.5m² aerodynamic free area — suitable for stairwells, lobby areas and protected escape routes.

Engineered for Compliance. Built for Reliability.

The EOS AOV is a CE-marked Natural Smoke and Heat Exhaust Ventilator (NSHEV), available in two configurations to deliver either 1.0m2 or 1.5m2 aerodynamic free area. Designed for flat roof applications, it meets all requirements under BS EN12101-2 and is suitable for use in stairwells, lobby areas, and protected escape routes.

EN12101-2 certified and CE/UKCA marked
24V DC twin drive motors (6A total)
Connects to smoke detectors and break-glass units
Optional wind deflectors to increase aerodynamic area (Aa)

Thermally broken aluminium construction
RAL 7016 matt as standard (other colours available)
Flush-mounted design for 0–5° flat roof slopes
Opening angle up to 140°

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Size and Spec Options

The EOS AOV Rooflight is available in just two standard sizes, each designed to meet specific airflow requirements. Choose between EOS1 (1.0m2 aerodynamic free area) or EOS2 (1.5m2 aerodynamic free area) depending on the needs of your project.

Specification	Value
Opening Angle	0–140°
Response Time	< 60 seconds
Reliability	RE1000 (10,000 cycles)
Snow Load	SL250
Wind Load	WL1500

Specification	Value
Temperature Rating	T-00
Heat Exposure	B300
Drive Motor	Twin 24V DC (6A total)
Certification	BS EN12101-2, CE/UKCA marked

Model	External Dimensions (mm)	Av (m²)	Aa (m²) (No Deflector)	Aa (m²) (With Deflector)
EOS1	1208 × 1276	1.0	0.70	0.82
EOS2	1208 × 1815	1.5	0.88	1.11

Downloads

EOS1 AOV

1.0 m2 Airflow
External Kerb Size
1284mm x 1344mm

Drawing PDF
Drawing DWG
Spec Sheet

EOS2 AOV

1.5 m2 Airflow
External Kerb Size
1284mm x 1884mm

Drawing PDF
Drawing DWG
Spec Sheet

Optional insulated upstands

The EOS97 rooflight can be supplied with a fully insulated timber upstand, manufactured in house

Upstand U Value from 0.32 W/m2K
Guarantee perfect fit
Eliminate cold bridging

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Are you looking for fixed rooflights for a commercial project?

We supply rooflights to custom specifications or standard sizes, as a one-off or in volume. Find out more about how we can support your commercial development.

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