Best Ventilation Valves Deals Online in the UK (10 Deals Found)

Last Updated - 13/12/2025 Sort By:

Best Choice
AFASOES

New
AFASOES Round Ceiling Vent Adjustable Air Valve Grill Ventilation Ducting Hose Cover Bathroom Wall Vent Cover Metal Extr
【Exhaust & Reduce Noise】:Ventilation duct cover can be perfectly used for indoor exhausting to bring fresh air to rooms.

£11.98
Befun

New
Plastic Round Ceiling Vent, 100mm - 4 inch Air Vent Cover Ceiling Ventilation Cover with Adjustable Valve and Retaining
【Quality ABS Construction】Built with new ABS plastic for durability and hygiene, ensuring a smooth, seamless finish. Env

£11.59
Befun

Used
Plastic Round Ceiling Vent, 100mm - 4 inch Air Vent Cover Ceiling Ventilation Cover with Adjustable Valve and Retaining
【Quality ABS Construction】Built with new ABS plastic for durability and hygiene, ensuring a smooth, seamless finish. Env

£9.33
Best Value
IRSTBL

New
IRSTBL 4-Inch Backdraft Damper – Galvanised Steel One-Way Airflow Valve for Ventilation Systems – Spring-Loaded Duct Ins
Prevents Reverse Airflow: One-way spring-loaded valve stops cold air, odours, and backdrafts from entering through venti

£9.95
TURVENT

New
TURvent 4 inch White Metal Diffuser - 100mm Adjustable Vent for Wall - Ceiling Duct Cover - Supply Air Valve - Round Ven
Universal Fit – Designed with an internal diameter of 3.9 inches / 99mm and an external diameter of 5.5 inches / 140mm,

£11.90
TDCuizent

New
Bathroom Kitchen Exhaust Fan Check Valve PVC Round Pipe Backdraft Damper Ventilation System Air Flow Control One-Way Val
【 PVC Material】Made of PVC material, this fan check valve is sturdy and long-lasting, reliable performance for a prolong

£5.39
10% Off
MD technic

New
HypAir Balance Pipe Aerator DN 32-63 and DN 70-110 Ventilation Valve for Plumbing Systems (DN 32-63)
Balanced pressure in the pipes

£14.62 £16.16
DAZZLEEX

New
DAZZLEEX 80Mm/100mm/110mm/120mm/150mm/200mm Backdraught Shutter Flap Non-Return Valve Damper Flap For Ventilation Ventil
【 Reverse Irrigation】The PVC Fan Check Valve is designed to reverse irrigation, ensuring that water or other fluid flows

£6.49
Volakebeing

New
Ventilation Duct Check Valve Round Air Duct Damper ABS Exhaust Fan Backdraft Stopper Inline Non Return Vent Pipe Valve f
[LONG-LASTING PERFORMANCE] Constructed from ABS material, this ventilation pipe check valve ensures consistent functiona

£3.68
Awenta

New
Non Return Valve for Ventilation Extractor Fan Backdraft Wind Shutter 100mm
Check valve ventilation cooker hood wind closure 100mm

£7.29

10 Ventilation Valves deals are available from: Amazon stores, starting from £3.68.
The biggest discount we found is 10% on HypAir Balance Pipe Aerator DN 32-63 and DN 70-110 Ventilation Valve for Plumbing Systems (DN 32-63) at Amazon.
The lowest price we found is £3.68 while the highest is £14.62.
Prices for the best Ventilation Valves deals average at £9.22.
Last updated on December 13, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Ventilation Valves.