Trickle vents OAK TAN 400mm long for UPVC windows and doors from RW Simon 

Equivalant area of 2500mm

Features

Trickle window ventilators ideal for both timber and PVC-u. Made from U.V. stabilised PVC-u, durable, easy to fit and fully tested. Internal canopy has a moveable flap to adjust and control airflow rate.

 Contents:

 400mm   1 x internal canopy, 1 x external canopy, and fixing screws

Information from the manufacturer

Technical Specification

Specification
Equivalent air rates of 2500EA and 5000 EA as required by approved document
"F" 2006 for England & Wales.
A robust smooth slim elegant rounded design.
Snap on quick fit end caps.
Positive open and close action.
5 colour options; standard white, bright white, dark brown (mahogany),
tan (light oak) and cream (RAL 1015).
Integral flyscreen in external hood.
Can be fitted to give updraft or down–draft.
Suitable for PVCu, timber and aluminium windows.
Sleeves available to ensure full compliance with BS7412:2002 .

Design Criteria
Tested to BS 13141-1:2004 - Equivialent area figures as required by approved
document "F" 2006.
Tested in accordance with BS EN 1026 & 1027:2000.
Manufactured from a 'lead–free' UV stabilised high quality PVCu.
Achieves a water tightness limit of 400 p.a.
Positive open and close action.

Performance
Watertightness - 400 pa.
Independently acoustically tested in accordance with BS EN20140-10:1992,
ISO 140-10:1991.