Description

The EV-AOV-MV Stair Louvre Vent with Separate Daily Ventilation Side Vents is a natural and smoke ventilator perfect for comfort ventilation or as part of an N-SHEV (Natural, smoke and heat exhaust ventilation) system. The separate comfort ventilators are fully enclosed so can be used in wet conditions.
The Multisky Roof Louvre Vent has been tested to BS EN 12101 – Part 2: 2003: Specification for natural and heat exhaust ventilators.
The louvre base is designed to be mounted on the top of a pre-constructed upstand and shall be supplied with a 30mm turndown and a 250mm flange to allow for curbs with added insulation.
The casing is made from corrosion-resistant aluminium alloy, which can be powder coated to any standard RAL colour for an additional cost.
Stair Louvre Vent with Separate Daily Ventilation Side Vents at a glance:

High free area performance
Meets 1.0m²free area requirements
Opens within 60 seconds
Low maintenance & cost effective smoke vent
6W/m2ºk U-value capability
Side damper for all weather conditions
Mill Finish or custom RAL colour
Tailored base to suit any sized opening

Bespoke sizes are available, please contact us if this is required
As per our terms of sale this product is non-refundable.
Under the Construction Products Regulations (CPR) it is a legal requirement to use only certified products for smoke ventilation. It is the responsibility of the installer to ensure installations meet the relevant standards. For more information see SCS Group’s Technical Bulletin.