Vertical Extension Sleeve

Code: MANG961

£3.89 Incl. VAT

Lichfield Stock:
In Stock

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.  
  • 6,600mm2
  • Allows ventilation to deeper underfloor voids
  • Additional depth and cavity span
  • Allows an extra 2 courses vertically per unit.
  • Provides an extra 150mm horizontal extension through wider cavities
  • Quick & easy push fit
  • Maintains an unobstructed airflow path through the wall. 

Colour Black Size 50 x 235 x 215mm
Free Vent Area 7000mm2 Vertical Extension 150mm
Vertical Span 2 extra courses Horizontal Span Extra 180mm
Packaging 20 per box Box Weight 4.0kg
Material Polypropylene Manufacturing process Injection Moulding
Single Person Installation Possible Yes