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  1. Mcalpine R14 0.75"" In-line Non-return Valve To Prevent Backflow & Contamination

  2. 8~50mm Plastic Insert Check Valve Core Non-Return One Way Water Pipe Check Valve

    When fitted to a shower head or tap, it prevents dripping when the tap is turned off, thereby conserving water. High-temperature Resistance: Withstands Temperatures Around 100°C. Opening Pressure: 4 kPa.

    eBay

  3. Translucency Durable 4mm / 6mm / 8mm / 12mm For Gas Water White Non-Return Valves Check Valve Water Stop Valve One-way Lnline

    Translucency Durable 4mm / 6mm / 8mm / 12mm For Gas Water White Non-Return Valves Check Valve Water Stop Valve One-way Lnline

    Aliexpress UK

  4. McAlpine Non-Return Valve Including Tee 1 1/2"" T28M-NRV

  5. Non Return One Way Check Valve 20mm Dia. Hose Connector Plastic Red Clear New

    Features:Made from GPPS plastic material, good waterproof performance.The main function of the check valve is to stop the water from returning back to the tank or pump and keep it in the line.The 20mm tube part is for connecting the water hose and we suggest a hose clamp sealing. (Hose clamp is not included here)Widely used on the water pump, water tank in your home and garden.Notice: This item is only used for water, but not suitable for oil or gas.Specification:Color: Red, ClearMaterial: GPPS plasticTube Inner Diameter: 17mm / 0.67"Tube Outer Diameter: 20mm / 0.79"Overall Size: 25x74mm / 0.98"x 2.91"(D*H)Package Content: 1 x Check Valve.

    eBay

  6. 1~20Pcs 10~25mm Plug-in Plastic Non-Return Spring Check Valve One Way Water Control Connector Water Meter Valve Anti Drip Valves

    1~20Pcs 10~25mm Plug-in Plastic Non-Return Spring Check Valve One Way Water Control Connector Water Meter Valve Anti Drip Valves

    Aliexpress UK

  7. Mini Rat Drain Flap, Non Return Valve 4" 110mm Valve - Prevents Rats Entry

    Keep your drains clear and free from unwanted guests with the Rat Drain Flap 4" 110mm Valve. It will fit all pipe types including ceramic, clay and plastic. The valve is push fit in design and in a chamber which is not deep you can simply compress the valve body and insert it into the outlet and it will clamp to the inside of the chamber (No fitting kit is required).

    eBay

  8. Non Return Brass One-way Valve 1/2" Gold Check Valve Ozone Resistance Female to Male Thread Backflow Valve Oil Water Gas

    Non Return Brass One-way Valve 1/2" Gold Check Valve Ozone Resistance Female to Male Thread Backflow Valve Oil Water Gas

    Aliexpress UK

  9. Non-return valve One Way Hose Connectors/Reducer 2 sizes 12mm-25mm /25mm -38mm

    Available in 2 sizes one way hose connector, small will fit hose sizes 12mm-19mm-25mm, Large will fit onto 25mm, 32mm and 38mm. One Way Hose Connector/Reducer.

    eBay

  10. Translucency Durable 4mm / 6mm / 8mm / 12mm White Non-Return For Gas Water Water Stop Valve Valves One-way Lnline Check Valve

    Translucency Durable 4mm / 6mm / 8mm / 12mm White Non-Return For Gas Water Water Stop Valve Valves One-way Lnline Check Valve

    Aliexpress UK

  11. 6-12mm Inline One-way Non-return Check Valve Fuel Water Gas Air Vacuum Aluminum

    Paraffin / Kerosene systems. Petrol, Diesel, Biofuel, Vegetable Oil. Arrow Mark Indicator – Clearly shows fluid flow direction for easy installation. Premium Aluminium Construction – Stronger and longer-lasting than plastic alternatives.

    eBay

  12. Durable UPVC One-way Valve 1/2" Black Backflow Valve True Union Double Union Non Return Valves Water Oil

    Durable UPVC One-way Valve 1/2" Black Backflow Valve True Union Double Union Non Return Valves Water Oil

    Aliexpress UK

  13. ONE WAY FUEL NON RETURN CHECK VALVE 6 8 10 12 MM PETROL DIESEL OIL WATER BIO

    Resistant to Diesel, Gasoline, and Aging. - Opening pressure: 0.2 bar. - Working temperature range: - 30 ℃ to 130 ℃. - Working pressure range: 0.2-6 bar.

    eBay

  14. 1 Piece Brass Foot Valve Water Pump Bottom Valve with Filter, Foot Valve Filter No Return Valve Foot Valve Strainer

    1 Piece Brass Foot Valve Water Pump Bottom Valve with Filter, Foot Valve Filter No Return Valve Foot Valve Strainer

    Aliexpress UK

  15. 80-200mm Air Duct Check Valve Ventilation Non Return Exhaust Fan Backflow

    eBay

  16. One-way check valve all-copper toilet anti-return bathroom water pipe stop valve anti-return water backflow check valve accessor

    One-way check valve all-copper toilet anti-return bathroom water pipe stop valve anti-return water backflow check valve accessor

    Aliexpress UK

  17. New Non Return Valve Aluminium 6 8 10 12mm Fuel One Way Petrol Diesel Hose Water

    Suitable for Carburettor and low pressure fuel systems. This is designed to stop fuel siphoning back down the pipe and hold the fuel in the pipe. Suitable for petrol /diesel / Bio / Vegetable oil / Paraffin / Kerosene oil.

    eBay

  18. 1/8" 1/4" 3/8" 1/2" BSPP Female Full Ports Air Check Gas Oil Water Valve One Way Non Return Nickel-Plated Brass Valve

    1/8" 1/4" 3/8" 1/2" BSPP Female Full Ports Air Check Gas Oil Water Valve One Way Non Return Nickel-Plated Brass Valve

    Aliexpress UK

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