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 ...

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 ...

Q: I had a heating-and-air-conditioning professional come to my home and do a home-energy analysis. He says my ductwork needs to be repaired upstairs and in the crawlspace, because a good deal of ...

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 ...

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 ...

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 ...

This regularly scheduled sponsored column is written by the Arlington Initiative to Rethink Energy team (AIRE). This county program helps you make smart energy decisions that save you money and leaves ...