Sealing ducts is now recognized as being very important. In fact California, always a bell-weather state, is now requiring duct testing and sealing on most change-outs and new construction. Building ...

It's far from glamorous and there's no flashy end result, but there is a sense of accomplishment when your heating and air conditioning bills improve, the furnace and air conditioner work more ...

In high-pressure HVAC systems, the duct sealing process can determine whether a project finishes on time or stalls. Traditional liquid duct sealants may require up to 48 hours to cure before pressure ...

Installing top flight heating and cooling equipment can lead to an energy-efficient house, but even the most efficient equipment won't work properly if the ducts that carry the heated and cooled air ...

Fiberglass insulation is not airtight. Heck, it will barely even slow air propelled by convection, differential pressure or wind. It is especially helpless against air moving through a leaky pipe ...

Q • We had our air ducts tested by Laclede Gas. They failed with a 73 percent leakage. Their contractor is willing to fix the leaks for $1,000. The Earth Ways Center recommends sealing the ducts with ...

Most houses rely on a compact central furnace for heat production and a sprawling system of ducts for heat delivery. With furnaces installed in the last 10 years or so producing $8 or even $9 of ...

Q: I had a home-energy analysis. The report said my ductwork needs to be repaired upstairs and in the crawlspace because that is where a good deal of leakage is and also is bringing bad air pollutants ...

One of the best ways to make your home healthier as well as to save on energy costs is by upgrading your forced-air heating system. Do you know when the furnace was installed in your home? Recent ...

Ducts are made of segments of sheet metal, or combinations of sheet metal, duct board and flex duct. Between the sections and at the elbows there are joints which are simply bent, crimped, or screwed ...