|Can I use an updraft furnace a friend gives me in a home that used a down draft furnace?
No, you can not use that.
Can I use galvanized duct elbows for my water heater?
Can I vent a gas boiler through my basement window?
Can PVC hangers be screwed into to the sheet metal ductwork?
Can shutting off my furnace cause gas to leak into my home?
Can you connect an exhaust fan duct to an exciting duct?
Well, you can, but then you should increase rest of the existing duct, technically, in your case you cannot.
Can you duct a clothes dryer into an air conditioning return?
All other reasons aside, do you like this smell?
Can you have too much cold air return in basement?
Can you install a downflow furnace upside down?
So, are you asking if you can convert a Downflow furnace to an Upflow furnace?
Let me guess - Are you a computer programmer?
Can you seal a crawl space if it has an air handler?
Yes. However, you may consider installation of the dehumidifier. Buy one on the right.
Can you use one condensate pump on two ac units?
Can you vent bath exhaust fan into basement?
Yes, you can and I would say that you must, but only in the case if your mother-in-law lives there!
Can, may I use exhaust duct for stove flex, flexible rigid?
Yes. And you can buy it here on the right.
Correct way to connect flexible A/C air ducts to starting collar.
Put the inner sleeve on the collar and zip tie to it. Put the insulation and the outer sleeve on the collar and zip tie it again, but not that strong like the first one.
Could you paint hvac ductwork to stop condensation?
Do both combustion air and air intake pipe have to be CPVC pipe?
For the high eff. furnace you should use PVC pipes.
Do flexible air conditioning ducts use dampers?
Do I need an air return in the kitchen and dinning room if I cut an enter from the kitchen and dinning room?
No kitchen cold air returns are allowed.
Do I need cold air returns if no doors in house?
House without doors? What kind of house is it? – A museum?
Do you have to frame up when installing a return air grille?
If you are doing Rough-in then yes; if drywall is already install most likely no.
Does a furnace room need to be in the middle of the house?
Does air conditioner in crawl space produce more condensation?
No. But if the ductwork from A/C in the crawl space and it's not insulated, then yes.
Does air conditioning duct have to be hung?
If it’s in the attic in the humid environment then yes.
Does closing one vent redirect heat to another?
Does closing the chimney vent save on the power bill?
Yes, but you cannot do it if your furnace has a pilot light.
Does closing your basement door help with air conditioning?
Yes, if there is a cold air return.
Does regular metallic tape work on plenums?
Yes. Buy it on the right.
Hot air furnace should the return grilles be closed for the summer?
How can I fix the furnace when the filter gets caught in the motor?
Shut off power at the breaker, open the blower panel, pull out the filter, and call a pro if it doesn't work.