"Client had a window/weatherization company do a FREE energy audit with only a laser thermometer in their toolbox. They promised a 50% reduction in energy savings with this type of air sealing in rim joist. Did nothing with the attic or address the…"
"Air seal duct system if excisable will boost cfm/btu's. Caution with booster fans that sit on registers I've done flow hood testing and have seen a reduction in cfm's not including wasted energy/money"
In this group, members share an array of images from the field, showing the kinds of issues encountered by home performance professionals in real homes. Each tells a story of how hidden (but fixable) problems in homes can cause high energy bills.