
The McAlpine VP1 Ventapipe 25 Air Admittance Valve is a plumbing fitting that is designed to provide a one-way air admittance valve for a drainage system. It features a 1.5" BSP threaded outlet and is suitable for use in applications where a mechanical vent pipe cannot be installed. The Ventapipe 25 is made from high-quality materials and is designed to meet all relevant plumbing standards. It can be installed in a wide range of applications, including domestic and commercial drainage systems. The one-way air admittance valve feature of the McAlpine VP1 Ventapipe 25 ensures that air can flow into the system to prevent the buildup of negative pressure, but prevents the escape of foul odors and gases into the env-ironment. The 1.5" BSP threaded outlet of the McAlpine VP1 Ventapipe 25 makes it easy to connect to standard plumbing fittings and fixtures, and ensures a secure and leak-free connection. Overall, the McAlpine VP1 Ventapipe 25 Air Admittance Valve is a reliable and effective plumbing fitting that is designed to provide a one-way air admittance valve for a drainage system. Its 1.5" BSP threaded outlet makes it easy to install and connect to standard plumbing fittings and fixtures, and its one-way air admittance valve ensures that foul odors and gases are prevented from escaping into the env-ironment. It is sure to be a valuable addition to any plumbing toolkit. 1.5" BSP thread on Outlet A1 rated Air flow capacity of 3 l/s For full information on Air Admittance Valves please see below
It is designed and manufactured by McAlpine, a UK-based company that specializes in plumbing products.
49p delivery on all orders over £30 (exc. Bulky Item Delivery)
Super Saver Delivery
£2.99
Standard Delivery
£3.99
Express Delivery
£5.99
Next Day Delivery
£6.99
24/7 InPost Locker | Shop Collect
£2.49
Evri ParcelShop
£3.99
Evri ParcelShop | Next Day Delivery
£5.99
Premium DPD Next Day Delivery
£7.99
Bulky Item Delivery
£4.99
Northern Ireland Super Saver Delivery
£2.99
Northern Ireland Standard Delivery
£4.99
Northern Ireland Express Delivery
£5.99
Unlimited free delivery for a year with Unlimited Delivery for £14.99
Please note, some delivery methods are not available for products delivered by our brand partners & they may have longer delivery times
Something not quite right? You have 28 days from the day you receive it, to send something back.
Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.
Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.
Click here to view our full Returns Policy.

The McAlpine VP1 Ventapipe 25 Air Admittance Valve is a plumbing fitting that is designed to provide a one-way air admittance valve for a drainage system. It features a 1.5" BSP threaded outlet and is suitable for use in applications where a mechanical vent pipe cannot be installed. The Ventapipe 25 is made from high-quality materials and is designed to meet all relevant plumbing standards. It can be installed in a wide range of applications, including domestic and commercial drainage systems. The one-way air admittance valve feature of the McAlpine VP1 Ventapipe 25 ensures that air can flow into the system to prevent the buildup of negative pressure, but prevents the escape of foul odors and gases into the env-ironment. The 1.5" BSP threaded outlet of the McAlpine VP1 Ventapipe 25 makes it easy to connect to standard plumbing fittings and fixtures, and ensures a secure and leak-free connection. Overall, the McAlpine VP1 Ventapipe 25 Air Admittance Valve is a reliable and effective plumbing fitting that is designed to provide a one-way air admittance valve for a drainage system. Its 1.5" BSP threaded outlet makes it easy to install and connect to standard plumbing fittings and fixtures, and its one-way air admittance valve ensures that foul odors and gases are prevented from escaping into the env-ironment. It is sure to be a valuable addition to any plumbing toolkit. 1.5" BSP thread on Outlet A1 rated Air flow capacity of 3 l/s For full information on Air Admittance Valves please see below
It is designed and manufactured by McAlpine, a UK-based company that specializes in plumbing products.
49p delivery on all orders over £30 (exc. Bulky Item Delivery)
Super Saver Delivery
£2.99
Standard Delivery
£3.99
Express Delivery
£5.99
Next Day Delivery
£6.99
24/7 InPost Locker | Shop Collect
£2.49
Evri ParcelShop
£3.99
Evri ParcelShop | Next Day Delivery
£5.99
Premium DPD Next Day Delivery
£7.99
Bulky Item Delivery
£4.99
Northern Ireland Super Saver Delivery
£2.99
Northern Ireland Standard Delivery
£4.99
Northern Ireland Express Delivery
£5.99
Unlimited free delivery for a year with Unlimited Delivery for £14.99
Please note, some delivery methods are not available for products delivered by our brand partners & they may have longer delivery times
Something not quite right? You have 28 days from the day you receive it, to send something back.
Please note, we cannot offer refunds on fashion face masks, cosmetics, pierced jewellery, adult toys, and swimwear or lingerie if the hygiene seal is not in place or has been broken.
Items of footwear and/or clothing must be unworn and unwashed with the original labels attached. Also, footwear must be tried on indoors. Items of homeware including bedlinen, mattresses, and toppers, and pillows must be unused and in their original unopened packaging. This does not affect your statutory rights.
Click here to view our full Returns Policy.
Extend your warranty and protect your purchase against accidental damage and defects.
Protects your new VP1 Ventapipe 25 Air Admittance Valve with 1.5" BSP thread on outle... against breakdowns and faults once the manufacturer's warranty period is over.
Covers issues not included in your manufacturer's warranty, such as accidental damage or theft.
Get a replacement or a cash refund up to the full amount you originally paid for it.
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