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BS EN12101In Stock

Ventec AOV Blade 1.5m2 GFA Roof Louvre and Facade Vent

BS EN 12101-2 AOV Blade Stairwell & Smoke Shaft Louvres for both natural and smoke ventilation. The Blade by AOV-Direct with Next Day Despatch Available.

From£2,495.00+VAT
Ventec AOV Blade 1.5m2 GFA Roof Louvre and Facade Vent
£2,495.00
Next Day Delivery
30 Day Returns
BS EN12101 Certified
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UK supplied & supported

Ventec AOV Blade

Certified to BS EN 12101-2 with Re 1000 smoke extraction reliability. 90° blade opening delivers up to 1.62m² aerodynamic free area in under 60 seconds.

Dual Mounting Options
Designed for horizontal mounting on roofs or vertical mounting on facades. Blade axis remains horizontal in all installations. Rain shield or structural canopy recommended for facade use.
5-Blade 90° Opening
Five aluminium blades open to 90° for maximum aerodynamic free area. Mineral wool insulated blades for thermal performance when closed.
Preassembled Delivery
Each unit is supplied preassembled for straightforward installation, reducing on-site labour and commissioning time.
Document L Compliant
U-value as low as 2.07 W/m²K meets Approved Document L thermal performance requirements for energy-efficient building envelopes.
Overlay Base Design
Overlay type base for installation on a finished upstand with 220mm all-round flange and 40mm drip cap for weather-tight integration.
Aluminium Construction
Aluminium base and blade construction with mineral wool insulation. Lightweight yet robust with weights from 70 kg to 100 kg depending on size.
up to 1.92m²GFA
Roof + facademounting
24vvoltage
Poly, insulatedlid options

Why specify the Ventec AOV Blade

Smoke Ventilation. Certified to BS EN 12101-2 with Re 1000 smoke extraction reliability. 90° blade opening delivers up to 1.62m² aerodynamic free area in under 60 seconds.

Thermal Efficiency. U-value from 2.07 W/m²K ensures compliance with Approved Document L. Mineral wool insulated blades and base provide excellent thermal performance when closed.

Compact Design. Delivers high geometric free area from a compact footprint. Two standard sizes suit 1.0m² or 1.5m² GFA regulation requirements without oversized structural openings.

Configuration options

Standard Size (1.27m² GFA). 1400mm(W) x 1186mm(L) structural opening. 5 blades. Aerodynamic free area 1.06m². U-value 2.07 W/m²K. Weight 70 kg. Current draw 1.0 amps.

Large Size (1.92m² GFA). 2100mm(W) x 1186mm(L) structural opening. 5 blades. Aerodynamic free area 1.62m². U-value 2.18 W/m²K. Weight 100 kg. Current draw 1.0 amps.

Custom Options (Bespoke). Non-standard sizes available on request. Base insulation and blade material options can be specified. Vertical facade installation with rain shield available.

Technical Specifications

SpecificationDetail
Structural Opening2100mm (W) x 1186mm (L)
External Kerb1626mm (W) x 2540mm (L)
Opening Time< 60 seconds
Geometric Free Area1.27m² / 1.92m²
Voltage24v
Blade MaterialAluminium
Base Height200mm
Wind LoadWL 1500
CertificationBS EN 12101-2
GFA (Geometric Free Area)1.5m²
Glazing6mm toughened outer / argon cavity / 6mm laminate low-E inner
FrameThermally broken extruded aluminium
FinishPolyester powder coat RAL 9010 (white)
Opening Angle90°
SafetyAnti-trap feature included
Control Compatibility400 Series AOV panels
GFAup to 1.92m²
MountingRoof + facade
Lid OptionsPoly, insulated
Aerodynamic Free Area1.06m² / 1.62m²
ComplianceApproved Document L
Blade Opening Angle90°
Number of Blades5
Reliability (Smoke)Re 1000
Snow LoadSL 250
Ambient Temp-25°C to +70°C
Resistance Temp HighB 300 (300°C)
Vent Fire ClassE
Operating Voltage24Vdc
Current Consumption1.0 amps
Cable Cores2 Core + Earth
Size (1.27m² GFA)1400mm(W) x 1186mm(L)
Size (1.92m² GFA)2100mm(W) x 1186mm(L)
U-value2.07 / 2.18 W/m²K
Base MaterialAluminium
Base InsulationMineral wool
Blade InsulationMineral wool
Overlay Flange220mm all round
Drip Cap40mm
Weight70 kg / 100 kg

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