Board insulation / Discussions

What is the best foam board insulation under drywall?

...insulation. I would like to replace with R15 Rockwool and about 1" of foam board insulation attached to the stud and seams taped. Then I would set 1/2" drywall ...

Posted by Wesley Pracht Jan. 11, 2020, 8:10 p.m. Wall assemblies - renovation 1 Responses

Why is there condensation in between 1.5" polyiso board and roxul insulation?

...board insulation glued to the wall with adhesive and I left a half inch Gap all around the board to spray foam. In front of the wall I frame to buy for walls an...

Posted by Tyler Norrie Feb. 9, 2021, 2:32 p.m. Basements improvements 0 Responses

Which is the best exterior insulation board to make a cottage 3 season?

...insulation and then add new wooden siding. We would like to use a non oil based insulation. Can you recommend a product? I've looked into a lot of exterior and ...

Posted by Sharon Challingsworth April 23, 2021, 7:16 a.m. Insulation and soundproofing 1 Responses

Which type of exterior insulation to use on a house?

...insulation would be best for this application. My main concern is vapour/moisture issues between the rigid insulation and buffalo board. My original plan was ...

Posted by Trevor Marshand May 26, 2020, 1:16 p.m. Insulation and soundproofing 1 Responses

What sized does the Hemp Insulation come in?

...Insulation that I could look at. Also is it a semi-rigid board? Can you make it in rolls? Thank you, Gary

Posted by Gary Stapley Feb. 5, 2021, 6:15 p.m. Insulation and soundproofing 0 Responses

Can you install foam boards directly against basement walls?

...board insulation do your framing throw in some batting for further insulation then finish off with your green board basement sheet-rock and h y our good to go. ...

Posted by Ted Gorab Oct. 3, 2019, 6:09 p.m. Basements improvements 16 Responses

What is the best exterior rigid foam insulation for under a deck?

...board. The front porch is covered by an overhang and deck boards. The side of the porch will be skirted with 2x6's. So the rigid board will be protected from th...

Posted by Andrew Cherubini March 21, 2021, 9:02 p.m. Insulation and soundproofing 3 Responses

What is the best way to insulate the exterior of a post and beam timber frame with rigid insulation?

...Board and Batten siding would be placed on top (min 1" to 2" air gap behind the Board and Batten). Barn will be heated by radiant floor heat. Will this type of ...

Posted by Ron Busch Nov. 12, 2021, 2:53 p.m. Wall assemblies - new construction 0 Responses

What's the difference between EPS and GPS insulation?

...boards, which are very difficult to find here in QC, I've bumped into a 4' x 8' x 1" thick board, called GPS. Do you have a webpage about GPS insulation? I want...

Posted by Ronald Tetrault Feb. 3, 2021, 5:22 p.m. Insulation and soundproofing 1 Responses

What is the best exterior Wall and Roof Rigid Insulation for a barn renovation?

...Board installed prior to insulation being emplaced with roofing paper / water screen wrapped about 1/2 over the top of the facia board. Metal roof attached to s...

Posted by Ron Busch June 27, 2020, 3:50 p.m. Wall assemblies - renovation 1 Responses

Why is there mold on particle board outside vapor barrier on new addition?

...insulation, cut through the vapor barrier and found mould on the exterior particple board. The are no leaks in the roof, or water running down the exterior wall...

Posted by Christine ML June 7, 2020, 1:35 p.m. Wall assemblies - renovation 1 Responses

Where should I put a vapour retarder?

...insulation would go up next, then strapping for the exterior sheath, board and batten. I have read that the optimum scenario is to have one-third of the insulat...

Posted by Jeffrey Connell March 14, 2020, 4:25 p.m. Wall assemblies - new construction 4 Responses

What is the best way to insulate the exterior walls of an older home?

...board/insulbrick covered by vinyl siding. I would like to stip it to the cedar board, putting a wrap over it, but then what would you recommend for insulating a...

Posted by Geoff Kavanagh June 30, 2020, 4:01 p.m. Wall assemblies - renovation 1 Responses

What is the best way to insulate a 2x8 wall?

...insulation ....and out of the foam boards I think eps might be the best to use, but not sure if the foil face would be good, may not be breathable...might be be...

Posted by Michael Sweglar July 8, 2020, 10:43 a.m. Wall assemblies - new construction 3 Responses

How do you stop wind from blowing under a house on piers?

...board. Reading reviews on your site I only see applications of foam board against concrete or concrete block walls. Also I just saw that you do not advise insta...

Posted by Robert Boyle Oct. 17, 2021, 12:11 a.m. Foundation and basement improvements 1 Responses

Should I put insulation on the exterior of a brick house?

...insulation application. Does it make sense to add the exterior insulation even though the interior insulation will be more then sufficient? If so, are there a...

Posted by Andrew T Oct. 3, 2021, 7:03 a.m. Wall assemblies - renovation 1 Responses

What’s the best insulation system for a brick/masonry basement foundation wall?

...insulation in my basement would create this freeziing damage risk for my walls (rigid foam or mineral wool batt insulation). Or if going with a 1/2" EPS type in...

Posted by Ryan Essex Nov. 29, 2021, 8:17 a.m. Basements improvements 2 Responses

What's the best way to seal a crawl space and insulate?

...board on the block wall and sealing the rim joists. But does the batt insulation stay or go if I do that? Will that help with humidity throughout the home? Will...

Posted by Steven Johnston Feb. 23, 2021, 12:35 p.m. Crawl spaces 1 Responses