A fireplace certainly is a pleasant and attractive feature for a home, but it can allow many unwanted things to enter through the chimney. Cold air and, depending where you live, an occasional bat are ...

With today’s continually advancing building engineering technology, design professionals are presented with a multitude of options for HVAC design. With such variety comes the burden of comprehending ...

Installing a lock-top chimney damper is a common project among do-it-yourself homeowners. As fireplaces and chimneys age they tend to deteriorate from use, foundation shifting, and weather. This ...

On July 1, 2002, manufacturers of fire, smoke, and combination fire/smoke dampers must have their products comply with the new testing requirements of UL 555 and UL 555S. These new testing ...