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Viega’s Climate Mat
Mat System
Viega’s new pre-fabricated Climate Mat system is a roll-up assembly consisting of tandem supply and return headers and 1/2-inch tubing. Manufactured in two separate 5-foot sections, Climate Mats may be unrolled one at a time or simultaneously. Installers can lay 20,000 square feet of evenly spaced tubing for radiant heating or cooling in only eight hours.www.viega.com![](/PM/Home/Images/0609RHR-McDonnellMiller.jpg)
McDonnell & Miller’sWFE UniMatch® Water Feeder
Water Feeder
McDonnell & Miller’s new WFE UniMatch® Water Feeder for residential steam boilers features a multicolor LED screen that clearly verifies operation and simplifies troubleshooting. Enhanced Dwell-Feed Cycles are selectable via simple DIP switches and enable feeder operation to be tailored to the system dynamics. Its System Overfill Safety-Stop provides a hard-stop limit on water feed to minimize the chance of a flooded boiler.www.McDonnellMiller.com![](/PM/Home/Images/0609RHR-Viessmann.jpg)
Viessmann Vitorond 200
Cast-Iron Boiler
The new VD2A series of the Vitorond 200 commercial oil-/gas-fired sectional cast-iron boiler from Viessmann features Therm-Control low-temperature protection. The return water distribution system has been redesigned for increased reliability and long-life operation. The boiler uses a triple-pass heat exchanger surface for operation with modulating water temperatures. The rated input is 144 to 1,285 kW. Approved for Category I and III venting systems.www.viessmann.us![](/PM/Home/Images/0609RHR-Myson.jpg)
Myson