Compression Combined Non Return & Isolation Valve extension 7mm (IR½”) and 22mm (which

7mm (IR½”) and 22mm (which includes both 1/2" Normal and Heavy Gauge PE) and therefore provide for the uniting of pipes both similar and dissimilar in sizes

The sizes above are Metric

light and heavy gauge LDPE pipe and PEX pipe provided they comply with Irish & Metric sizes and the correct inserts are used

- Flexible

- Forgiving

Compression Combined Non Return & Isolation Valve extension 7mm (IR½”) and 22mm (whichDESCRIPTION: A Non Return Valve allows liquid to flow in one direction only. The valve is only opened when there is a flow of water, thus if the flow stops or if there is a back flow of water the valve closes. The spring check non return valve can be used vertically, horizontally or in oblique angles; an arrow is stamped on the body to indicate the direction of flow. Valves are available with both female BSP threaded connections ranging in size from 1