400mm Brown and White Trickle Vents (internal and external fittings)

Trickle Vents Brown and White 400mm long for UPVC windows and doors from RW Simon 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 white canopy, 1 x external brown canopy, and fixing screws

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