Attic Access Hatch In most homes, air leakage through building penetrations is something that is hard to avoid, but there are some places in the home where excess air leakage can be controlled. In homes that have an attic and crawlspace, there are usually access hatches that are located inside the building [...]

Missing Attic Insulation Insulation has been an integral part of homes for thousands of years and the basic function, regardless of material used, has been the same: to provide a thermally resistant barrier that reduces the movement of thermal energy into and out of the home. While there have been many different [...]

Foundation Vent Below Grade Foundation vents are an important part of the crawlspace ventilation system in most homes with an unconditioned underfloor area. While these vents help to lower moisture levels in the crawlspace, they can also lead to significant moisture problems if not properly protected. A common defect found at many [...]