I live in a (1800 sq ft.) house built in 1959-60 that has what I think is the original GMC boiler that produces hot water and heat via baseboard ra...
COMMUNITY FORUM: HVAC
My builder built the chimney too short and the flu too small. As a result we need a draft inducer. Can anyone recommend one? Price is not a cons...
I am getting bids for replacing my furance with 92% AFUE and I have two bids one for100K BTU CARRIE and the other is 125K BTULennox. One of them sa...
I have a 1950’s cape style home. As is common with the design, my second floor has a smaller footprint than the first, so there is kind of an “att...
I have a home from 1908, in a cold climate. I desperately need insulation in the walls. Any general suggestions?
I am trying to install Sear# 42-91861 thermostat to a Lennox Gas Furnace. The Therm. has a 5 wire max. my furnace has 6 wires. I got the heat worki...
See HVOC also. Trying to hook up a 5 wire max Sears42-91861 to a Lennox Gas with 6 wires. I got the heat working via trial&error. But am havingtrou...
I have a Sears hot water tank (40 gal.), maybe 5-6 years old. I sometimes get all the hot water I need. Other times it starts out hot but then qui...
I HAVE AN OLD BURNHAM BOILER, WHICH IS PRODUCING AN ORANGE FLAME THIS YEAR. I AM ABOUT TO REPLACE THE PRESSURE REGULATOR, BUT DO I NEED TO ADJUST ...
I am considering changing from oil baseboard heat to nat gas forced air heat/ac. I am looking for info on "High Velocity" systems. As I understand ...
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 ...
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...