How to Install Rigid Foam Sheathing - GreenBuildingAdvisor
2011年9月30日 · Pulling this down and going with foam in wall, osb, 1 1/2" foam board, rainscreen, hardie board. I'm curious if you think I should housewrap to osb, or foam board. Installing these windows as replacements because I am doing all of them and these 2 windows will get me some experience while allowing playing room, the rest of the windows are brick ...
How to Install Rigid Foam on Top of Roof Sheathing
2015年4月3日 · If you want to install rigid foam above your roof sheathing in Climate Zone 3, then 1/2 inch of rigid foam board is not "ideal." This rigid foam layer needs a minimum R-value of R-5, and that's impossible with 1/2 inch of foam. As my article states, you need a minimum of about 1.5 inch of EPS, 1 inch of XPS, or 1 inch of polyiso.
Installing Rigid Foam Above Roof Sheathing
2022年7月8日 · 1) Instead of rigid foam on exterior, can I do unvented rafter bays by flashing with 2″ or more of closed cell foam, then packed cellulose (or other type), then 2″ of rigid foam under the rafters to stop thermal bridging? This would be variation of assembly #5 in the link above. Is this permissible or would this cause any moisture issues.
Walls With Interior Rigid Foam - GreenBuildingAdvisor
2015年3月27日 · Interior foam board seems like a great solution for remodeling dilemmas where exterior foam isn't a practical option, but I'm still unsure how the exterior should look, for this to be a safe assembly. I can think of my 1950's house with …
Video: How to Install Rigid Foam Insulation Outside a House
2010年1月6日 · Installing rigid foam on the outside of a house is a great way to double the R-value and eliminate air leaks. Large sheets of foam insulation, screwed and sealed to the walls or roof, can cover or replace conventional sheathing and create a continuous barrier to heat loss or gain—something you don’t get with cavity insulation alone.
Exterior Rigid Foam Under Sheathing? - GreenBuildingAdvisor
2016年12月8日 · In my local area there is a green building consultant that recommends a CI panel which is basically EPS foam glued to OSB. The way this is installed would be the OSB to the exterior. Almost every house I see with exterior rigid foam in my online wonderings is covered with blue and pink XPS, the OSB sheathing is nailed directly to the studs and is completely …
Exterior insulation with closed-cell spray foam walls
2020年5月10日 · I am remodelling a 1950s home in Hamilton Ontario And I am pretty sold on closed cell spray foam in the old 2×4 walls with plank sheeting. It will give me the insulation I want and a good vapour barrier.
Rigid foam as sheathing: OSB bracing on inside only?
2019年1月13日 · I’m interested in potentially using 1″ polyiso foam as the exterior sheathing layer on my upcoming small home, replacing the house wrap and 1/2″ OSB that is currently planned. Based on the reading I’ve done and videos I’ve watched, there are a number of ways to properly brace the walls without a full OSB or plywood skin.
Using foam sheeting & faced fiberglass batts
2014年10月23日 · I am insulating my garage ceiling and have laid 1″ foam sheeting above the horizontal 2×4 of the trussses. My plan is to put faced fiberglass batts between the trusses up to the 1″ foam sheets. Then I would like to put another 1/2″ foam sheet over the fiberglass batts, sandwiching the faced fiberglass between the foam sheets.
Open-Cell Spray Foam and Damp Roof Sheathing
2014年1月3日 · Closed cell foam has about 2x the polymer per R of open cell foam, and is most often blown with HFC245fa (instead of water, like open cell), an extremely powerful greenhouse gas. There are some closed cell foams blown with much lower impact HFO1234ze (Demilec Heatlok High Lift, Lapolla Foam Lok 2000 4G)), but the industry standard is still ...