The Freedom 95 Comfort-R™ variable-speed, modulating communicating furnace has a precise level of fuel control, which makes the furnace incredibly efficient, earning the Energy Star® rating, says the ...

4)Anti-freeze protection. - When the room temperature drop to below 7°C the circulating water pump running and modulating gas valve allows to warm the water up to 30°C then boiler stop working. Above ...

Also equipped with a fully modulating gas valve, this furnace is designed to be highly reliable, operating between 40 and 100 percent, meeting real-time heating demands, and providing the ultimate ...