The flex ducts were literally filled shut with ice in the low spots compressing the scant insulation layer beneath them.
Attic duct problems include all the following except.
B poor location for supply and return registers.
Too few supply or return registers.
The implications of chimney settling and leaning include all of the following except.
The rigid insulation was saturated from condensation.
Install loose fill insulation to cover the ducts and the attic floor to meet or exceed the code required r value for attic insulation.
Air vapor barrier missing or damaged.
Add additional sealant if necessary.
Common problems with duct systems for air conditioners include all of the following except.
The ducts should be tested for total duct leakage and any leaks should be sealed.
Throw duct leakage into the mix and the problems are even worse.
D insulation missing or loose.
Poor location for supply and return registers.
Test total duct leakage.
Exhaust gas entry into the house d.
Mechanically fasten and mastic seal all duct connections.
Attic duct problems include all the following except a leaking.
All duct connections should be mechanically fastened and mastic sealed.
With hundreds of square feet of ductwork surface area in the attic and a δt of 75 f the air coming out of the vents in your home will be significantly higher than 55 f.
Insulation missing or loose e.
I found instead a vintage 3 ton ac unit with 1 rigid insulation taped all over it and insulated flex duct snaking all over the poorly insulated attic.
Venting the house living space during the winter in heating climates does all the following except a brings fresh air into the home.
Common problems with duct systems for air conditioners include all of the following except a too few supply or return registers.
Wrong size home inspection 1 for attic gas piping gas furnace fan blower boiler chimney.
C air vapor barrier missing or damaged.
The ducts should be covered with r 8 or higher duct insulation and the duct insulation should include a vapor barrier cover.
The duct insulation should include a vapor barrier cover.
Attic duct problems include all of the following except.
C reduces carbon monoxide.
Common air conditioner thermostat problems include all of the following except.