NZS 4617:1989 Tempering (3-port mixing) valves

Covers requirements for tempering valves for storage hot water systems particularly in domestic situations where hot water poses a hazard. These valves are intended to prevent scalding in locations such as homes, schools, motels and residential premises, where ideally all hot water outlets should be sourced from a tempering valve. Provides for valves suitable for water inlet temperatures of up to 100 degrees C.

Status: Current

Date published: 30/11/1989

Download the New Zealand standard NZS 4617:1989 [PDF, 1.3 MB]


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