Free Click & Collect
Within One Hour
Delivery address
Collection branch
Ideas & Advice
VAT
EX
INC
Manthorpe G961 Vertical Extension Sleeve
Hover Over to Zoom In
Frequently bought together
Overview
- Allows ventilation to deeper underfloor voids
- 6,600mm² airflow
- Additional depth and cavity span
- Allows an extra 2 courses vertically per unit
- Provides an extra 150mm horizontal extension through wider cavities
- Quick and easy push fit assembly with the underfloor vents
- Maintains an unobstructed airflow path through the wall
Technical specification
Range Description
Through Wall and Under Floor Ventilation
Manufacturer Model No
G961
Brand Name
Manthorpe
Depth
50 mm
Height
215 mm
Width
235 mm
Weight
4.20 kg
Material
Polypropylene
Colour
Black
Type
Telescopic Underfloor Vents
Reviews
Be the first to review this product.
Manthorpe G935 Cavity Sleeve 9in x 3in
The G935 Combination Cavity Sleeve fits into the back of Manthorpe's G930 Airbrick to ventilate through a standard cavity or solid brick wall
£10.79 each (Inc. VAT)
Manthorpe G1296 3 in 1 Ventilator Tray
The 3 in 1 Ventilator combines the Underlay Support Tray with an Over Fascia Vent and an Eaves Comb
£8.95 each (Inc. VAT)