This Hozelock 2181 Non Return outdoor tap connector is an all-plastic double check valve, which co...This Hozelock 2181 Non Return outdoor tap connector is an all-plastic double check valve, which connects to outside taps and prevents backflow into the mains water supply. Made from high quality materials for a long leak free life, it is suitable for all 1/2 inch and 3/4 inch BSP taps. Specifications: Screw Thread: 1/2in BSP (21mm), 3/4in BSP (26.5mm). Connection Type: Male.
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Hozelock Threaded Tap Non Return Valve£5.95 delivery£27.95Visit shop →
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Product Information
Full details
This guide is for users of the Hozelock Non Return Valve - Yellow. It's designed to prevent backflow in your water system, protecting your mains water supply. This valve is easy to install on most outdoor taps. However, it's essential to ensure compatibility with your specific tap thread size to ensure proper fit.
All features
Colour
Yellow
Model Part Number
100-000-648
Brand
Hozelock
Extended Product Information
FAQs
What thread sizes does this valve fit?
The Hozelock Non Return Valve fits both 1/2 inch and 3/4 inch BSP taps.
How do I install the valve?
Simply screw the valve onto your outdoor tap and tighten it by hand. Then, connect your hose to the valve.
What is the purpose of the valve?
The valve prevents contaminated water from flowing back into your mains water supply.
What materials is the valve made of?
The valve is made from high-quality plastic.
Can I use this valve with any type of hose?
Yes, it is compatible with most standard garden hoses.
How do I clean the valve?
Rinse the valve with clean water to remove any debris. Avoid using harsh chemicals.
What should I do if the valve leaks?
Tighten the connections. If the leaking persists, check the washers and replace if needed.
Troubleshooting
Valve leaks at the tap connection.
Tighten the connection. Ensure the valve is properly threaded onto the tap. Check for any debris that may be preventing a tight seal.
Valve leaks at the hose connection.
Ensure the hose is properly connected to the valve. Check the hose washer and replace if necessary.
Water flow is restricted.
Check for any blockage in the valve. Disconnect the valve and flush it with water to remove debris.
Pros and Cons
Pros
Protects your mains water supply from contamination.
Easy to install and use.
Durable and long-lasting.
Compatible with a wide range of tap sizes.
Made from high-quality materials.
Cons
Requires correct tap thread size for a proper fit.
May require additional adapters for some non-standard tap fittings.
The plastic construction, while durable, may be susceptible to damage if excessively tightened.
Setup, Compatibility & Care
Compatibility: Ensure the valve's thread size (1/2 inch or 3/4 inch BSP) matches your outdoor tap. If unsure, measure the tap's outer diameter or consult your tap's documentation.
Installation: Screw the valve onto your outdoor tap. Tighten it by hand until snug. Do not overtighten.
Connection: Attach your hose or other water-using device to the male connection of the valve.
Care: Regularly inspect the valve for leaks. If leaks occur, tighten the connection or replace the valve. Clean the valve periodically to remove any debris that may accumulate. Avoid using harsh chemicals for cleaning.