9 x 3 Extendable Cavity Sleeve Vent with Brown Cowl;Extends to suit wall thickness of 260mm - 365mm;Extra extensions available in our shop;Meets Building Regulations;Ventilation for heating and gas appliances.

• 9 x 3 Extendable Cavity Wall Sleeve Gas Heating Vent with Brown Air Brick & Cowl
• Brown

9 x 3 Extendable Cavity Wall Sleeve Gas Heating Vent with Brown Air Brick & CowlTimloc