The G961 Vertical Extension Sleeve has been designed for use with the Manthorpe range of Telescopic Underfloor Ventilators. Each extension sleeve allows the vent to reach a further two brick courses vertically. The sleeve can also be fitted to the base of the underfloor vents to provide a longer horizontal extension through larger cavities.
Product code : 83OG961
Width : 50mm
Length : 215mm
Height : 210mm
Material : Polypropylene
Colour : Black
Unit Type : Box
Unit Pack Quantity : 20
Nationwide Delivery
