Attic / Discussions

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

...attic foil to put over that .....this might be the cheapest way to get some insulation on the out side of the building for the thermal break .....rock wool woul...

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

Why is there frost on the underside of my roof overhang?

...attic area of the house is spray foamed so that the "rim joist" of the roof is spray foamed as well as the under deck of the roof area. I do however have led wa...

Posted by George Paul March 23, 2020, 12:10 p.m. Roof assemblies - renovation 2 Responses

Should I replace my geothermal system with a gas boiler?

...attic insulation, etc. However, the coax coil in the geothermal system has rusted out which I understand the system need to be replaced. It also did not help ...

Posted by Lawrence Brusnyk Oct. 31, 2018, 8:07 p.m. Heat pumps, geothermal and AC 1 Responses

What are the most cost-effective green building strategies in new home construction?

...attic insulation Calculate the amount of glazing (not too much, not too little) Having glazing facing the right direction (e.g., south) Tight air-sealing ...

Posted by M T Nov. 4, 2019, 11:07 a.m. Concept and design 3 Responses

Can I add Larsen Trusses and cellulose to 1920s House in Minneapolis?

...attic in the winter and there was no excess moisture. When you say , strip the walls, install a plywood sheathing. Do you mean to strip off the 1x8's sheathing ...

Posted by Ken Traefald Feb. 17, 2020, 2:30 p.m. Wall assemblies - renovation 3 Responses

How to insulate an apartment you don't own?

I'm a tenant, not a homeowner, so I can't tear down drywall and reinsulate but winter is coming and drafts are already getting in. Is there anything I can do t...

Posted by Teresa Cunningham Oct. 21, 2019, 3 p.m. Wall assemblies - renovation 1 Responses

Halo Exterra rigid exterior insulation - has anyone work with it?

...attic and heat crawl space below. The walls are wood chips and some fiberglass where walls have been opened. The siding needs to be replace so was plannin to pu...

Posted by George Shannon Jan. 21, 2020, 3:39 p.m. Insulation and soundproofing 3 Responses

What is the process to seal a house using Aero barrier spray?

...attic air-sealing spray When a house is pressurized, the fine particles of the Aerobarrier spray are forced out any holes in the building envelope, to which t...

Posted by Santiago Pacheco Feb. 13, 2020, 11:06 a.m. Air and vapour barriers 3 Responses

I want to insulate the outside of my house, which type of insulation do you think is best?

...attic if it has one, or if it is a vaulted ceiling you may also be able to continue whatever wall system you decide on. Definitly have it designed by a professi...

Posted by J. Ferguson Nov. 15, 2017, 10:34 a.m. Wall assemblies - renovation 10 Responses

How do you insulate a cathedral ceiling?

to vent or not to vent a cathedral ceiling. I'm leaning towards not venting my cathedral ceiling and using closed-cell spray foam insulation. My walls are do...

Posted by Raoul Lions Oct. 19, 2019, 8:07 a.m. Roof assemblies - new construction 1 Responses