Updated May 2025: Updated Table 9 with new linear expansion data. Updated September 2025: This version has a new Appendix D with Test Questions.

The SNOWpro 411 is a fully automatic snow and ice melting control that responds to changing weather conditions.

The Wirsbo proMIXTM 201 is a weather-responsive, single-temperature reset control for hydronic radiant heating systems.

The WIRSBO proMIXTM 212 provides single-source, two-temperature control for Wirsbo radiant floor heating, snow and ice melting, and other hydronic radiant heating applications that require two different supply water temperatures.

Discovering how thoughtful design for radiant heating and cooling, hydronic hot-water heating, and chilled-water systems can provide a compelling solution for comfort, efficiency, air quality, and other IEQ benefits while helping projects meet construction schedules and budgets and also supporting a low-carbon economy that can benefit carbon neutrality efforts.

Uponor product catalog. Browse Uponor's entire catalog of products ranging from PEX plumbing and fire safety to radiant heating and cooling.

Find important information on installing, setting up, operating and maintaining Uponor's Climate Control Multifunction (CCM).

The Wirsbo proMIX 101 is a weather responsive, single temperature reset control for hydronic radiant heating systems.

Design with Uponor radiant cooling systems. Find design, installation and inspection information for Uponor's radiant floor, ceiling and wall cooling systems.

For installing Uponor PEX-a piping, fittings, manifolds, panels, and accessories for radiant floors, walls, and ceilings as well as baseboard and radiator supply systems.