TIMCO Timloc Horizontal Rear Extension Sleeve for Telescopic Underfloor Ventilator Pack of 20 Black

The Timloc Horizontal Rear Extension fits into the rear lower opening of a Telescopic Underfloor Ventilator. It accommodates cavity widths between 50-150mm and internal walls over 100mm, up to 200mm. Each sleeve adds 100mm of length and suits walls thicker than 100mm. Remove the front grille of the Telescopic Ventilator before attaching the extension. Reattach the vermin grill after installing the sleeves to match wall thickness. This product is lightweight, easy to handle, durable, and decay-resistant. It does not restrict airflow and eliminates the need for on-site modifications. The extension is sold in a box of 20, with each piece measuring an added length of 100mm and comes in black.. Timloc Underfloor Vent Horizontal Rear Extension +100mm - Box of 20 Black Polypropylene

Fits Into The Lower Rear Opening Of The Telescopic Underfloor Ventilator To Accommodate Cavity Widths Between 50-150Mm Or Internal Walls Of More Than 100Mm Thickness Up To A Maximum Of 200Mm.See `More Information` below for sizing and Colour detailsSpecificationPackaged Width = 100mmPackaged Height = 50mmType = Underfloor Horizontal Rear ExtensionWidth = 214mmColour = BlackLength = 100mmPackaged Weight = 0.139kgHeight = 50mmMaterial = PlasticPackaged Length = 214mmPTDTIMLOC1206