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9" x 6" Cavity Wall Extension Sleeve for Air Draught Ventilator Vent

by Timloc
Sold out
Original price £7.99 - Original price £7.99
Original price
£7.99 - £7.99
Current price £7.99

Product Description



Extension Sleeve for Cavity Vent


9 x 6 inch    


Extension sleeve for cavity wall ventilators

Each adaptor adds on another 200mm to sleeve length

Adaptors can be added on to each other for extra reach

Extendable cavity Sleeves Available in our shop

Meets requirements for British Gas. 




To provide ventilation for heat producing appliancesTo provide background room ventilationIndividual ventilation sets can supply up to maximum appliance rated input of 29kW (99,000 Btu/h)For new build, refurbishment and remedial work


Features & benefits

Aesthetically pleasing and a simple to install modular systemExcellent airflow propertiesIndependently tested by BREOffers reduction of draughts and light compared to basic through wall ventilationCowl or air brick version availableInternal baffle with aerodynamic design improves airflowInternal finish with open louvre grille (options with Hit & Miss available to special request, but not suitable for heat producing appliances.



Equivalent area tested to BS EN13141-1:2004Compliant with BS 5440-2:2000, BS 5871-3:2005 & BS 493:1995Complies with Building Regulation 2000 Approved Documents F (2004 edition) & J (2002 edition)Complies with ‘The Scottish Building Standards’ Technical handbooksManufactured to BS EN ISO 9001:2008Meets the requirements of British GasSatisfies NHBC Standards 2008


Material & colour choice

Manufactured by injection moulding in HIPS/PolypropyleneExternal brick/cowls in buff, brown, terracotta & whiteInternal grilles are white as standard