Do you have rooms in the home that are warmer in summer and cooler in the winter?
If so, your heating or air conditioning system may be out of balance. When a system is out of balance it uses more energy and is less energy efficient. Improving a systems performance will improve indoor air quality and add comfort to your living space. One way to achieve balance is with the In-Door Return Air Pathway (R.A.P.) The Door R.A.P. is made in the U.S.A., inexpensive easy to install and guaranteed for life. You break it, we replace it.
Read: Fine Homebuilding Review
Florida Power and Light Case study-R.A.P.
Read: Testing for air tightness with a blower door
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