Hydronic piping specification for Uponor PEX

Underground Hydronic Piping specification for Uponor PEX

Radiant heating and cooling Uponor PEX specification

DOC | Specification Section 22 35 00 DOMESTIC WATER HEAT EXCHANGERS

11/11/25 updates include transition ball valves, kitting services, and updated disinfection guidelines section. 5/22/25 Updates include Uponor Kitting Services information.

Domestic Water Piping Specification for Uponor ChlorFIT Schedule 80 Corzan CPVC. Updates include new warranty information, ASTM D2855 two-step primer and solvent cement instructions standard, and mechanical-cut groove joints information.

Updated July 2024: Removed brass manifolds section; updated Section 3 from 5/8" adapters to 3/4" adapters; updated sizing information for commercial manifolds; removed actuators section for commercial stainless-steel manifolds

Updated May 2025: Updated content on page 4 to clarify language around UV rating versus UV testing.

This installation guide is published for water service installers and building officials interested in Uponor ServicePEX™ water service piping systems.