House wrap / Discussions

Which house wrap is best?

...house wrap is best, perforated or non perforated (like Tyvek). Thank you Every exterior weather barrier house wrap like Tyvek is intended to be breathable and l...

Posted by Kathy Moller Aug. 2, 2020, 11:50 a.m. Air and vapour barriers 1 Responses

What is the best material to use on top of plywood for water proofing?

...wrap, Liquid-applied WRB, Rigid Foam, Delta Dry etc. For help choosing a weather barrier for the exterior of a home see here – Choosing a house wrap, which is...

Posted by Babak K July 27, 2020, 12:22 a.m. Air and vapour barriers 3 Responses

What type of insulation should I put on the exterior of my new home?

...house wrap on the outside was what the original plans called for but I see many new homes wrapping the exterior with rigid insulation, benefits worth the cost? ...

Posted by Alex Kesheshian April 23, 2020, 12:22 a.m. Wall assemblies - new construction 1 Responses

Can you elevate a slab on grade foundation?

...house (which is nearing completion) where we used a raft slab from Legalett . We chose that partly for performance, but also because the house is seated on expa...

Posted by Raoul Lions July 27, 2019, 2:47 p.m. Slab on Grade 3 Responses

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

...wrap the poly around the sheathing, then nail on the Larsen trusses. My house like most houses buit in the early 1900's, has interior plaster and lath with oil ...

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

Followup to the question How do you install Larsen Trusses on a home in Minneapolis?

...wrap the poly around the sheathing, then nail on the Larsen Trusses. My house like most in built in the early 1900's, has interior plaster walls with oil paint,...

Posted by Ken Traefald Feb. 27, 2020, 1:49 p.m. Wall assemblies - renovation 1 Responses

How do insulate the outside of a log home?

...house wrap as it would help to mitigate air leakage , log homes are not known to be particularly airtight. But as for where you install the house wrap, you can’...

Posted by Michael Hickey Aug. 2, 2018, 6:03 p.m. Wall assemblies - renovation 1 Responses

Which type of exterior insulation to use on a house?

...house: Its' in Northern Ontario , Canada. Atikokan to be specific. The house has a brick front (which I won't be adding insulation to) the other 3 sides a...

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

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

...house goes right to the property line on two sides and the exterior shell is cedar board/insulbrick covered by vinyl siding. I would like to stip it to the ceda...

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

Is it OK to put 1 inch of EPS under vinyl siding with no wall insulation?

...house wrap and where do you put it under EPS or over EPS. Roger and Judy Smith It seems like you have gone to some effort and expense to insulate the re...

Posted by Roger Smith Nov. 12, 2019, 6:34 a.m. Wall assemblies - renovation 7 Responses

What type of Insulation can I use on the exterior of my home?

...house is currently covered with an old concrete type stucco that may be original? I was thinking a “bubble wrap” type product, strapping then siding. I’m seco...

Posted by Scott Muller April 18, 2019, 2:19 p.m. Wall assemblies - renovation 6 Responses

Combo structural sheathing, WRB and thin insulation panel in Ontario?

...house-wrap: Barricade Thermo Brace , and BP's R4-HP panel . These initially appealed to me due 1) their light weight (I am working alone on a multi-story), 2)...

Posted by Steve Bull Jan. 14, 2020, 6:06 p.m. Walls and Roofs 3 Responses

What is the best way to insulate a concrete block house?

...wrap to the existing furring strips for a radiant and moisture barrier. Then stud out the inside and R13 insulation then dry wall. Thoughts?

Posted by kent wardecke Oct. 17, 2020, 11 a.m. 0 Responses

Can you spray foam a house from the outside?

...house wrap house wrap / weather resistive barrier) as a drainage plane, then install siding with air space with vertical strapping , and finally the Hardie boar...

Posted by Joan Lawrence July 11, 2019, 7:17 p.m. Wall assemblies - renovation 3 Responses

Is the ZIP sheathing system good or bad for water control?

...house wrap. In one case, a decade later, exactly at that point, the rot started. A clear line of defining the edge of the replacement synthetic "breathable" wra...

Posted by Trevor Prinz Nov. 26, 2019, 4:03 p.m. Walls and Roofs 5 Responses

What is the best way to insulate a home from the outside?

...wrap), then strapping and siding. If you are only planning to install an inch or two of insulation on the outside, you would need to go with the 6 mil poly va...

Posted by Sylvie Gagnon Dec. 12, 2017, 11:58 a.m. Wall assemblies - renovation 1 Responses

Can I put a breathable peel and stick weather (air) barrier on the inside walls and ceiling?

...house wrap, which is best? This page explains air / vapor barriers - The difference between air barriers and vapor barriers But a ' double vapor barrier ...

Posted by Anomika Singhn Oct. 1, 2018, 9:56 p.m. Air and vapour barriers 1 Responses

How well do Legalett slab on grades work?

...house if it were on a crawl space or basement? What I mean here relates to the part above the foundation; i.e. the main house and garage construction. 8) Are ...

Posted by Steve Sykes Aug. 18, 2019, 3:21 p.m. Slab on Grade 1 Responses