40mm Air Admittance Valve

Manufactured by Brett Martin to BS EN 1566, the Air Admittance Valve is suitable for use on 32mm, 40mm or 50mm waste systems through the multifit outlet designed as part of the valve. Air admittance is required to ensure that excess air does not build up and pressurise inside the system, caused by appliance activation.

For more information on specifications and installation, get in touch on 01254 286083 or download the Brett Martin Waste Datasheet below.

Price Options

Code Description Brand Price Qty  
White AF32W (AF32W) White Floplast £42.67 inc VAT
£35.56 ex VAT

Technical Information

Manufacturer: Brett Martin
Accreditation: BS EN 1566
Material: uPVC
Diameter: 40mm
Colour: Grey

Brett Martin Waste Datasheet

Delivery Information

Some products have extended delivery times, and depending on the manufacturer delivery fees may vary. All delivery charges and lead times are highlighted in the individual product sections.

Feel free to contact us on 01354 700853 if you have any specific delivery issues.

If you are considering a return, please visit our Return Policy.