Skip to main content

Filter by

Delivery
Price (£)
Reviews
Brands
Pipe thread size

Non return valves

65 products
Ball check valve 20 25 32 40 50 63mm swimming pool check valve PVC backflow preventer valve (Internal diameter 32mm) (1/4)Ball check valve 20 25 32 40 50 63mm swimming pool check valve PVC backflow preventer valve (Internal diameter 32mm) (2/4)Ball check valve 20 25 32 40 50 63mm swimming pool check valve PVC backflow preventer valve (Internal diameter 32mm) (3/4)Ball check valve 20 25 32 40 50 63mm swimming pool check valve PVC backflow preventer valve (Internal diameter 32mm) (4/4)

Ball check valve 20 25 32 40 50 63mm swimming pool check valve PVC backflow preventer valve (Internal diameter 32mm)

£45.22
Heavy-duty, rustproof, and watertight 1-inch brass check valve for use with a pump, fountain, washing machine, garden, rainwater, or barrel. (1/5)Heavy-duty, rustproof, and watertight 1-inch brass check valve for use with a pump, fountain, washing machine, garden, rainwater, or barrel. (2/5)Heavy-duty, rustproof, and watertight 1-inch brass check valve for use with a pump, fountain, washing machine, garden, rainwater, or barrel. (3/5)Heavy-duty, rustproof, and watertight 1-inch brass check valve for use with a pump, fountain, washing machine, garden, rainwater, or barrel. (4/5)Heavy-duty, rustproof, and watertight 1-inch brass check valve for use with a pump, fountain, washing machine, garden, rainwater, or barrel. (5/5)

Heavy-duty, rustproof, and watertight 1-inch brass check valve for use with a pump, fountain, washing machine, garden, rainwater, or barrel.

£45.45
non-return valve, 1" BSP female 304 stainless steel vertical in-line spring-loaded check valve, non-return (1/5)non-return valve, 1" BSP female 304 stainless steel vertical in-line spring-loaded check valve, non-return (2/5)non-return valve, 1" BSP female 304 stainless steel vertical in-line spring-loaded check valve, non-return (3/5)non-return valve, 1" BSP female 304 stainless steel vertical in-line spring-loaded check valve, non-return (4/5)non-return valve, 1" BSP female 304 stainless steel vertical in-line spring-loaded check valve, non-return (5/5)

non-return valve, 1" BSP female 304 stainless steel vertical in-line spring-loaded check valve, non-return

£48.17
1-inch check valve, vertical brass check valve, for pumps, wells, washing machines, gardens, etc., check valve (1/5)1-inch check valve, vertical brass check valve, for pumps, wells, washing machines, gardens, etc., check valve (2/5)1-inch check valve, vertical brass check valve, for pumps, wells, washing machines, gardens, etc., check valve (3/5)1-inch check valve, vertical brass check valve, for pumps, wells, washing machines, gardens, etc., check valve (4/5)1-inch check valve, vertical brass check valve, for pumps, wells, washing machines, gardens, etc., check valve (5/5)

1-inch check valve, vertical brass check valve, for pumps, wells, washing machines, gardens, etc., check valve

£47.42
Brass check valve, 1" threaded inlet and outlet check valve, suitable for water pipes, water meters, water heaters (1/4)Brass check valve, 1" threaded inlet and outlet check valve, suitable for water pipes, water meters, water heaters (2/4)Brass check valve, 1" threaded inlet and outlet check valve, suitable for water pipes, water meters, water heaters (3/4)Brass check valve, 1" threaded inlet and outlet check valve, suitable for water pipes, water meters, water heaters (4/4)

Brass check valve, 1" threaded inlet and outlet check valve, suitable for water pipes, water meters, water heaters

£53.23
Cast Iron Non-Return Valve, Unidirectional Piston Type, Low Resistance for Air Compressors (1/5)Cast Iron Non-Return Valve, Unidirectional Piston Type, Low Resistance for Air Compressors (2/5)Cast Iron Non-Return Valve, Unidirectional Piston Type, Low Resistance for Air Compressors (3/5)Cast Iron Non-Return Valve, Unidirectional Piston Type, Low Resistance for Air Compressors (4/5)Cast Iron Non-Return Valve, Unidirectional Piston Type, Low Resistance for Air Compressors (5/5)
YYV

Cast Iron Non-Return Valve, Unidirectional Piston Type, Low Resistance for Air Compressors

£64.46
32mm PVC ball check valve – For swimming pool filtration – Prevents backflow – Available sizes 25/32/40mmYYV

32mm PVC ball check valve – For swimming pool filtration – Prevents backflow – Available sizes 25/32/40mm

£64.99
1/2, 3/4, 1, 2 Inch Check Valve - Pump Check Valve (1 Inch) (1/3)1/2, 3/4, 1, 2 Inch Check Valve - Pump Check Valve (1 Inch) (2/3)1/2, 3/4, 1, 2 Inch Check Valve - Pump Check Valve (1 Inch) (3/3)
YYV

1/2, 3/4, 1, 2 Inch Check Valve - Pump Check Valve (1 Inch)

£71.96
Non-return strainer valve 1/2", 3/4", 1", 2 inch - non-return valve, non-return pump check valve (2 inch)

Non-return strainer valve 1/2", 3/4", 1", 2 inch - non-return valve, non-return pump check valve (2 inch)

£68.42
Narrow down your search
Caleffi valve
Esbe mixing valve
Valve cap
Rwc 6 bar pressure relief valve
Pressure reducing valve cartridge
Motorised valve replacement
Warmehaus valve
Terma valve
Megaflo combination valve
Heatrae sadia pressure reducing valve
Polished brass radiator valve
Shower valve fixing plate
Bar valve fixing kit
Three way shower valve
Exposed shower valve with twin
Vertical shower valves
Other categories for you
Hose connectors
Garden taps
Quick hose connectors
Hose tap connectors
Foot valves
Hose repair connectors
The DIY, home and garden specialist

The DIY, home and garden specialist

Reliable delivery

Reliable delivery

Flexible payment options

Flexible payment options

More than 7 million individual and professional customers

More than 7 million individual and professional customers