What is the formula for sizing Hot Water Expansion Tanks - commercial size 750,000 Btu Lochinvar heater provides the heat at a requires Delta T of ...
COMMUNITY FORUM: HVAC
I recently moved into an old home with steam heat. The oil burner seems to go on and off constantly and I go through a lot of oil. I put new wind...
My new 1926 Spanish style building in Hollywood has faux (that's French for fake)fireplaces, in which a previous owner hasinstalled really ugly ven...
With blown in cellulose insulation, should you apply a vapor barrier before applying drywall?
I would like any imformation on where to obtain plates for 3/8" pex tubing to retrofit my home for radiant floor heating, any help would be app, tks
I just moved into a 50 year old home with ugly radiators. Most are covered, but these are unattractive and reduce the amount of heat. In fact, th...
what settings should be used on cut-in/cut-out switch on home steam boiler. or what should be the maximum pressure in psi allowed?
Have you ever heard of wet spray cellulose that was sprayed on too wet and densly? After some research, I feel that is the case in my 18 mo. old h...
We have never had any control over the heat in our older home. The furnace had to be manually turned off to stop the heat. Just installed a new p...
I installed a new water heater after finding a small leak. Now in a couple of faucets within our house the hot water pressure is very low, where a...
Up here in the Ne, I have a split ranch. The back work room is not finished. Is it more imprtant to insulate the ceiling, to prevent the cold fro...
I have a small upstairs nursery with no heating duct (and small ducts in the other two rooms). For a simple and quick fix I thought about cutting a...
Restoring a 60 y/o home w/ good heating plant but no AC. Seek to install zoned system myself, Wish to minimize ducting. have done heat gain calc...
I'm removing an old oil tank in my basement. It's empty except for some sludge at the bottom. Is it flammable?
can you tell me about the +'s and -s of using this as a heeting and cooling system. I've seen it used on some TV sows recently.
I have an interior wall between 2 rooms consisting of 2x4 studs and wallboard. I'd like to insulate to reduce the NOISE thatpasses from one room t...
Can you vent a tankless water heater through the side of the house? Do they come with vent kits?
solar hot water system came with building no instructions and dealer out of busisness need help please.
First off, bought this 90 year old home and along with a nice fireplace, it has a woodstove. Can't get decorative fireboard in my area of country (...
My new 44-year-old house has an oil-fired hot air heating system, and the ducting is non-insulated. I would like to wrap insulation on the outside ...