In last week s blog i discussed the practice of burying attic ducts in deep insulation since burying ducts is simply one of several ways to address the energy waste associated with the decision to locate ducts in a vented unconditioned attic it s worth taking a fresh look at all of the possible solutions to the attic duct problem.
Attic duct problems include all the following except.
Sills slopping down away from the window.
Insulation missing or loose e.
Which heat exchanger.
Common air conditioner thermostat problems include all of the following except.
C air vapor barrier missing or damaged.
Hic 90 hour hvac homework 1.
All of the following are common problems found on gas piping except a leaks.
Add additional sealant if necessary.
The flex ducts were literally filled shut with ice in the low spots compressing the scant insulation layer beneath them.
Air vapor barrier missing or damaged.
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.
Attic duct problems include all of the following except.
Throw duct leakage into the mix and the problems are even worse.
Mechanically fasten and mastic seal all duct connections.
Venting the house living space during the winter in heating climates does all the following except a brings fresh air into the home.
Install loose fill insulation to cover the ducts and the attic floor to meet or exceed the code required r value for attic insulation.
Sometimes the best route for a flexible duct run is up and over an obstruction.
C reduces carbon monoxide.
Test total duct leakage.
Attic duct problems include all of the following except.
The rigid insulation was saturated from condensation.
Attic duct problems include all the following except a leaking.
Attic duct problems include all the following except a disconnected.
The implications of chimney settling and leaning include all of the following except.
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.
Common door and window problems include all the following except.
Wrong size home inspection 1 for attic gas piping gas furnace fan blower boiler chimney.
To prevent problems use saddles or straps to support at regular intervals 4c 4d follow the manufacturer s instructions but in case they get lost here is a list of best practices for.
Collapses of the chimney b.
But without proper support ducts can develops sags or kinks that reduce airflow 4a 4b.