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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Other storage solutons available in our shop
Grey roof tile ventilator
Weather protection cowl
Our soffit vents are the perfect solution for anyone looking to improve their home's ventilation system
Length: 4ft
Extension Sleeve for Underfloor Adjustable Telescopic Cavity Wall Vents G961 Tile Vents Other storage solutons available inManthorpe G961 Extension Sleeve Pack of 1 Extension Sleeve 9" x 3" for cavity wall ventilators. Part number: G961. Can be used for vertical or rear horizontal extension. Designed to be used with G960 Manthorpe telescopic vents. Each unit extends the under floor ventilator a further 150mm vertically or 185mm horizontally. Further extension can be added. Provides a maximum equivalent area of 6600mm airflow. Meets NHBC requirements for the control of