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Manthorpe G961 Extension Sleeve

Price: £4.12

Product Description

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 airflow
  • 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 and easy push fit assembly with the underfloor vents
  • Maintains an unobstructed airflow path through the wall

Fitting Instructions

The G961 Vertical Extension Sleeve can be used to extend the G960 Telescopic Under Floor Void Ventilator vertically and horizontally as shown. Simply clip the required number of extensions together and push onto the under floor ventilator.

Each unit extends the under floor ventilator a further 150mm vertically or 185mm horizontally.

The G961 Vertical Extension Sleeve should be used in conjunction with other products from the Manthorpe range to provide a complete through wall ventilation system.

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