The problem, though, is with the sheet metal ducts. Or, more correctly, it’s with the interaction between those ducts and the surrounding air when the central air conditioner runs in the summer. The ducts have
Adehumidifieris an air conditioning unit that removes humidity from the air to prevent the build-up of condensation and damp. There are two types of dehumidifiers: Refrigerant dehumidifier A refrigerant dehumidifier works by drawing air through a filter and over cold coils. Water condenses on the...
"Spot vents" on lower roof slopes, or power vent fans are not as good a substitute for the year-round passive venting provided by a ridge vent. Our photo (left) illustrates a common construction practice on wood framed homes built in North America into the 1950's: at the house eaves bl...
A simpler approach is to insulate the roof cavity with enough fiberglass to leave a 2-inch air space above, fed by soffit vents at eaves and ridge vent at ridge, then nail foil faced foam (of your choice, I use 2") onto the rafter undersides, then shoot up the drywall using long ...
The loss of refrigerant such as R-12 refrigerant from refrigeration systems, particularly during servicing of automotive air conditioning systems is the subject of much public concern at this time. A refrigeration service mechanic in servicing the air conditioning system normally vents the same. During...
placement of these vents promotes proper air circulation throughout the house. Air circulation helps dry moisture in the air and also distributes heat more efficiently. For unoccupied and unheated rooms, keep interior doors • open. This promotes proper air circulation throughout the ...
for supplying said air to said envelope air distribution system, a second air conditioner for receiving air supplied from an engine of said aircraft and for conditioning the temperature of said air, and air feeding means for feeding the air from said second air conditioner into said interior ...