Is it ok to run ac duct from top of plenum?
No, this is code violation.
Is there stack duct for 6" wall?
Yes, you can use a regular 6" oval stack.
How do you seal ductwork with silver tape?
If this is old ductwork do not use silver tape, use a duct sealer.
How to install dryer vent through brick video.
C'mon, just look at these pictures on the "Split Level Ranch" page, it's more than enough!
Why am I having microwave vent hood exterior exhaust issues?
The simple answer: because you still trying to save a couple of bucks on my paid page.
What are the causes of sweating air ducts in a crawlspace?
Jus read on this page and find the answer.
Why does furnace bang constantly?
There are a lot of causes for that, just read it on this page.
Does it pay to replace ac ductwork?
If it's very old, rusty and dirty outside and inside, if it's undersized or oversized, then the answer is yes.
Do you cover outside vents for intruders for furnace gas vents?
Yes, there are some metal or plastic screens available at the supply houses.
Is there bathroom residential wall mounted exhaust duct fans?
You can use just the regular one; see pictures of the installation on the "Top of the Line House" page.
What is the best cold air intake basement position?
6 - 8 inches off the floor.
Where I can find furnace free book install?
You already got one - it is your furnace's installation manual!
Could dripping noise in wall be coming from humidifier?
Does an 80 percent furnace have to have a double walled vent in a crawl space?
How often should ductwork in the attic be replaced?
Well, if it deteriorated beyond repair then it should be replaced.
Air handler condensation dripping from copper lines…
Use armaflex to insulate.
Are flex ducts hung from attic rafters?
Backdraft damper does it help with noise?
B-vent share furnace and range hood…
Can an 80% efficiency gas furnace be located in a closet?
Can cold air return ducts be made from wood?
Can I eliminate some cold air returns in a manufactured home?
If you eliminate them in one part of a house you have to make them in another.
Can I move duct work from center of basement to the wall?
Can I put a cold air return for the basement in the floor joist pocket with thermo pan?
Can I run PVC exhaust for my furnace that has regular galvanized stove pipe?
Can I use flexible 6" duct work in a 2x4 wall?
Can I use two 8" A/C ducts instead of a 16”?
Can undersized supply ducts cause a furnace to short cycle?
Can you attach duct to register first in tight spaces?
Can you block off air intake to hot water heater?
Can you cut a cold air return on both sides of the wall?
Yes and no. Yes, in the case if both rooms have the same privacy level.
Can you do anything to stop sound in air ducts?
Insulate them on the inside.
Can you hook up a 4 inch exhaust fan duct to an 8 inch piece of duct already through the roof not being used?
Yes. But for the flat roof an 8” piece cannot be sticking out of flashing.
Can you use your whole basement as a return cold duct for furnace?
Can you vent a dryer down thru the floor?
Closing register in the room with thermostat…
It will overheat (overcool) the rest of a house.
Crawlspace humidity is 48% relative humidity is this good?
This is fine.
Do I put duct work in a new house on outside wall?
Yes you can.
Do it yourself ductwork installation download DVD?
DVD is a stupid idea because you can use it for basic installations only.
Do microwaves with vent hoods take air outside or recycle in house?
You can make it both…
Do they make furnace air filters that whistle when dirty?
Yes, but some of the advanced ones replicate Mozart and Beethoven…
Do you have to add another air handler to add another return?
Do you need a humidifier installed in a bungalow?
Well, why not?
Does a range hood with 3.25''x 10'' duct need a damper?
Does direct vent system need air return duct?
If you are asking about combustion air intake, then yes...
Does fresh air save energy?