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DN250 EA453 Single Check Valve PN10

Socla EA453 Single Check Valve PN10
Product Code: EA250P453

Additional Information

Fluid Category 2 - Size 250 mm
Fluid Category 2 - Material Iron
Fluid Category 2 - Test Points Verifiable


Backflow prevention for fluids in category 2 (refer to Schedule 1 of Water Regulations July 1999). Fluid Category 2 includes- Fire sprinkler systems without additives; Hot water; Water cooled air conditioning without additives; Branch to steel pipe; Domestic softening plant (common salt regeneration); Whole site protection as specified by water company.

Downloads & Resources

Specification Clauses

Where indicated on the drawing a Water Regulations approved verifiable single check valve with PN10 flanges shall be installed – model EA453 - as distributed by Arrow Valves Ltd – Tel 01442 823123 www.arrowvalves.co.uk. The pressure drop across the assembly at 2 m/s shall be less than 0.1 bar. The body shall be epoxy coated ductile iron and incorporate a stainless steel spring closing mechanism. The valve shall be serviceable allowing the cartridge to be changed in-situ via the inspection cover.