One of the most cost-effective and energy-conserving measures you can take is to insulate duct or pipe runs in the unheated areas of your home. By not insulating these conduits, you are essentially ...

A common idea promoted across the industry is that any heat lost from an uninsulated duct system to a conditioned space isn’t truly lost and has no effect on energy consumption. Most contractors would ...

Q: My heating ducts are in the cellar, and the small ones that go to individual rooms are between the joists. How can I insulate them? The trunk lines (big rectangular ones) are under the joists. How ...

Among the more obvious reasons for the use of round duct on rooftops, such as preventing rain, snow and ice buildup, ease of wind passage is perhaps the most overlooked. PhenoliDuct, a new closed-cell ...

My house is 20 years old and was termed a solar house. I took out the heat pump that was not working very well and installed a boiler that heated water to create heat for air distributing through the ...