9" x 9" Extendable Combination Cavity Wall Sleeve Vent with Buff Air Bricks Dry Verges Provides a neat and tidy

Provides a neat and tidy protective joint

Suitable for commercial and domestic use

5mm x 32mm

The product can be slotted between two bricks and mortared into position

9" x 9" Extendable Combination Cavity Wall Sleeve Vent with Buff Air Bricks Dry Verges Provides a neat and tidyExtendable Cavity Wall Sleeve Vent Buff Air Bricks 9" x 9" Inch Ventilation for heating and gas appliances with integral wind baffle. This vent is to increase the airflow in a room to eliminate condensation with this sleeve vent for heat producing appliances. Extends to suit wall thickness of 190mm 335mm. Additional G935 extension sleeves available in our shop. Finished with 9" x 9" louvre vent for internally and air brick for externally.