The Altecnic PVRSK 4-way fitting is designed to allow a pressure gauge and shock arrester or expansion vessel to be easily installed into a copper tube system. The 4-way fitting comes complete with a 0.16 litre shock arrestor and a 0 to 6 bar back connection pressure gauge. The main pipe connections are compression joints to BS EN 1254-2 for use with R250 (half hard) copper tube to BS EN 1057. The side connections are ¼” female to BS EN ISO 228-1.

Where shouldwater hammerarrestors be installed

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Purpose of water hammer arrestorin plumbing

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The assembled 4-way fitting can be used as a shock arrester or expansion vessel under sinks to prevent water hammer and shock to water outlets, washing machines or dish washers.

Purpose of water hammer arrestorpdf

It can also be installed adjacent to a boiler or unvented cylinder to allow for the expansion of hot water in a small system.

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The assembled 4-way fitting can be used as a shock arrester or expansion vessel under sinks to prevent water hammer and shock to water outlets, washing machines or dish washers. It can also be installed adjacent to a boiler or unvented cylinder to allow for the expansion of hot water in a small system.