Non-return valves

1pcs Brass Check Valve DN25 1\" Female and Male Thread, Backflow Prevention, One-way Check Valves

Silent check valve, silent spring-loaded check valve to prevent backflow of wastewater with clamp

Jeffergarden DN20 Check Valve, 3/4BSP Female Thread, Brass Swing Check Valve, One-Way Check Valve

Non-return valve with strainer 1/2 3/4 1 inch with 12 16 19mm socket - foot valve non-return valve strainer (3/4 inch thread + 16mm tube fittings)

Non-return valve with 1/2 3/4 1 inch strainer with 12 16 19mm socket - foot valve, non-return strainer (1/2 inch thread + 12mm tube fittings)

Billiard-Rückschlagventil, 20 25 32 40 50 63 mm, Pool-Rückschlagventil, PVC-Rückschlagventil (Innendurchmesser 32 mm)

Brass Check Valve 1 Inch Threaded Inlet Outlet for Water Pipes Water Heater Meters

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

Check valve with strainer 1/2 3/4 1 inch with sleeve 12 16 19 mm - check valve with strainer (1 inch thread + 19 mm pipe fittings)

Check Valves - 10 Pcs 6mm Inline Check Valves Diesel Water Gas Air One Way Non Return Durable

32mm Check Valve – Corrosion Resistant PVC – For Plumbing Systems and Swimming Pools – Prevents Water Backflow

1 itemCheck Valve, Brass Female Thread, 1" Check Valve DN25 Internal Thread for Pipe Fittings

1/2 inch non-return valve – Copper non-return valve – Stainless steel filter – Pressure 16 kg – Prevents water, gas, oil from returning

CSPARKV 3pcs Inline One Way Check Valve 6mm 8mm 10mm Aluminum Valve for Water Pipe Gasoline Biodiesel Coolant Water Pressure Pump Accessories

High-quality, rust-resistant, leak-proof 1 1/2-inch brass check valve for use with a pump, fountain, washing machine, garden, rainwater collection system, or barrel.

1-inch (25 mm) brass pagoda check valve - Foot check valve with stainless steel suction strainer

CHECK VALVE BODY (42106)

Jeffergarden Check Valve DN20，3/4BSP Female Thread Brass Swing Check Valve，One Way Check Valve Swing Check Valve

1 Inch Check Valve Made of High Quality Brass Heavy Duty, Rustproof and Waterproof for Pump, Fountain, Washing Machine, Garden, Rain Butts, Barrel

Ulisem Check valve 1/2、3/4、1、2 inch - non-return valve pump check valve (1/2 inch)

1 Inch Check Valve Made of High Quality Brass Heavy Duty, Rustproof and Waterproof for Pump, Fountain, Washing Machine, Garden, Rain Butts, Barrel

1 Inch (25MM) Brass Pagoda Check Valve - Foot Check Valve with Stainless Steel Suction Strainer

1/23/412 inch Non-Return Strainer Valve - Non-Return Valve Pump Check Valve (1 inch)

Swing Check Valve DN20 3/4 Female Brass 232PSI Unidirectional Thread to Prevent Water Backflow

Check valve with strainer 1/2 3/4 1 inch with socket 12 16 19mm foot valve check strainer valve (1/2 pollice thread + 12mm tube fittings)

Ball Check Valve - Diameters 20/25/32/40/50/63mm - Swimming Pool Check Valve - Check Valve - PVC

Non-return valves with transparent chamber for swimming pools, Swimming pool accessories

1/2, 3/4, 1, 2 inch check valve - pump check valve (1 inch)

Rust-resistant brass check valve DN40, 1.5 inch, 390 g, PN 1.3 – High pressure resistant

5-piece plastic non-return valve, one-way non-return valve for water treatment (6 mm)

Brass check valve with DN20 female thread, 1 piece, 232PSI, prevents water backflow

Backdraught shutter KOMu 315

Ball check valve 20 25 32 40 50 63mm swimming pool check valve anti-backflow PVC valve check valve (Inner diameter 40mm)

Wear-resistant, lightweight, and practical one-way check valve for apartments, houses, and villas.

Check valve 1/2、3/4、1、2 inch - non-return valve pump check valve (1 inch)

2pcs Brass Check Valve 1/2" Female to 1/2" Male Thread Backflow Prevention One Way Non Return Check Valves

1/2 3/4 1 1-1/4 1-1/2 2 2-1/2 3 inch non-return valve pump check valve (3/4 inch)

Vaillant 0020010294 Ecotec Non Return Valve Genuine Replacement Spare Part

Check Valves (DN20) DN20 Female Thread Brass Check Valve with Check Valve Prevents Backflow of Water

32mm Ball Check Valve – Prevents Water Backflow – Compatible with Plumbing Systems – Easy Installation

Baxi 720789601 Brass Return Assembly 12L Replacement Spare Part

3/4 Inch Brass Non-Return Valve, Vertical Non-Return Valve for Pumps, Wells and Washing Machines

25 32 40 50mm PVC Ball Check Valve, Water Check Valve, Swimming Pool Valve (32mm Inner Diameter)

One-way stainless steel check valve 1/2" DN15 Female thread WOG 200PSI

Check valve 1/2、3/4、1、2 inch - non-return valve pump check valve (2 inch)--INHHUB

Socla 149B2111 Anti-pollution valve EA251 3/4" - Brass - Male/Female - 10 bar

Check valve with strainer 1/2 3/4 1 inch with socket 12 16 19mm - foot valve check strainer valve (1/2 pollice thread + 12mm tube connections)

304 stainless steel check valve 1/2" BSP, female x female thread, prevents leakage

Premium Brass Water Check Valve Plumbing to Prevent Backflow of Water for Pump, Fountain, Washing Machine, Garden, Rain Tank, Barrel

Check Valve, Swing Check Valve DN20 232PSI 3/4 Female Brass Water Check Valve One-way Thread Non-Return Valve to Prevent Water Backflow

Check valve with strainer 1/2 3/4 1 inch with socket 12 16 19mm - foot valve check strainer valve (1 pollice thread + 19mm tube connections)

Foot valve non-return valve with suction ball 25 32 40 mm anti-return strainer valve PVC swimming pool pump (Inner Diameter 32mm)