Cavity insulation can be installed at levels up to ____ in a 2 in. x 4 in. wall.
A) R-5
B) R-6
C) R-15
D) R-21
Correct Answer:
Verified
Q4: The home's exterior is also known as
Q5: _ draft is taken in the vent
Q6: Ventilation has little effect on moisture control.
Q7: _ is a colorless and odorless gas
Q8: _ is the force that allows air
Q10: Homeowners can cut utility bills by _%
Q11: Diagnostic testing and evaluation of the home
Q12: Sealing and insulating the envelope or shell
Q13: Numerical analysis and review of the home's
Q14: The terms residential energy audit and home
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