Energy, Heating & Insulation Archives - Page 137 of 903

September 23, 2010

I've seen a big residential building heated by a gas boiler with three sections, about 300,000 BTUH each section. They all work, but aren't very efficient - maybe 70-80 AFUE.…

September 23, 2010

I've read your posts and the replies with great interest, and I've even been to the BSC site and read until my brain got a little numb. I have a…

September 22, 2010

I'm designing a home that will have a couple of rooms with a cathedral ceiling matching the roofline, and would like to have the rafters exposed.  I'm wondering how to…

September 19, 2010

I received 4 bids for a spray foam insulation job in our 3rd floor renovation (a bedroom and bathroom and attic area).  Closed cell foam is to be applied to…

September 17, 2010

Sorry no picture and my description may not be good.  If problem, will have to learn how to post photos.  Anyway, I am looking at this part along the mid…

September 16, 2010

I am hoping someone can help me determine if I should install floor underlayment and if so what underlayment to use in my floor system.

September 15, 2010

Building a large deck with a tile surface and closed joists underneath. Location is Rochester, NY and snow accumulation  is a concern. A neighbor of mine has a heated driveway…

September 12, 2010

I am re-siding part of my house to deal with some rot and insect damage that, I believe, was caused by wind driven rain penetrating the original pine claps. I…

September 12, 2010

I have early 60's bungalow here in cold Canada. Walls are woodframe with brick exterior veneer. I'd like to remove the interior drywall replace the old fiberglass R8? with R14 roxul, a layer…

September 12, 2010

I was flipping through some of my back issues of Fine Homebuilding, and readng different articles about convection currents in wall cavities (worse with fiberglass insulation; non-existant with spray foam), spray foam…