or your problem persists when the damper is wide open, you may have a major duct-work design problem. The duct system in your house acts like the blood vessels in your body. The size of the artery ...

CENTERVILLE, Ohio — A 23-story high rise apartment building in Camden, N.J., has reduced its utility bill $37,000 a year by replacing dampers and sealing leaks in the building’s exhaust duct system ...

Air would be directed into the appropriate supply duct with a directional damper. While this may seem cost prohibitive, there are some relatively simple ways to accomplish this, and the increased ...

The simplest, no-cost method to control the various room temperatures is to adjust the duct dampers. These are adjustable baffles near the indoor blower unit inside of the ducts leading to the ...