In-floor heating systems / Green Building & Sustainable Home Renovation Information & Advice

...heating systems like forced-air furnaces, ventilation air is typically mixed with the already-heated indoor air to achieve the temperatures listed above. Because that option isn’t available with radiant heating systems, a touch up heater must be used with ventilation air. Most HVAC systems will offer it and it is not a...

...heating season, there will be much more heat loss through above-grade walls than those below. Therefore, with one wall and two rates of heat transfer, this leaves the dilemma of insulating more than you need below, or less than you need above. There is the option of beefing up insulation at the level above grade; howev...