GBA Pro Help- Page 2 of 146
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Insulation Strategy to Prevent Ice Dams
We are doing a whole house gut remodel of a 1954 home in Minneapolis, MN (Climate Zone 6A). It is a single level house with a full basement that has…
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Need clarity on vapor diffusion ridge openings of conditioned attic
Hi all, We're looking at doing an unvented / conditioned attic in Southern California and struggling with the detail for a vapor permeable membrane at some of the ridges at different…
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What WRB/Air Barrier to use for CMU wall + interior cellulose insulated wall?
We are remodeling an old concrete block building into our future net zero (or almost net zero) retirement home. The house is located in Hillsborough, NC which is in climate…
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ratio of closed cell foam to other insulation for ceilings and roofs
Hi - we are building an energy efficient house (radiant heat in slab) in southwestern Montana in CZ6 and trying to figure out our insulation options. We've read an…
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Sealing holes in Hardie soffit
We are converting our vented roof to a vapor diffusion port ( southeast US coast zone 3) and we currently have Hardie soffits. Easy access from the inside. What is…
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Juggling Disparate Heating Load Calculations for sizing heat pumps new Maine home
Thanks for your great help with questions re our concrete-free slab and HPWH. Now I am looking for advice on sizing ASHP heating system given widely disparate heat load estimates: …
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Rim Joist Insulation and fireblocking
My home is in Climate Zone 6 (Northern Iowa). I am insulating my rim joist areas similar to the first detail shown in "Three Ways to Insulate a Basement Wall"…
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Using a Double Stud Wall in Remodel
I’m remodeling a 1907 post & beam seasonal home in 5a or 6. It’s 2 stories with a wraparound covered porch on the 1st floor. The sheathing appears to consist…
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how to protect heat pump compressor
Just had Mitsubishi Hyperheat pump system installed in Minneapolis condo (Climate zone 6B). Works like a charm, very efficient, heats quietly and very economical. However like all good things in…
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Urgent: Health and Safety Peril at Home Due to Weatherization Program Errors
I am writing to you today in desperation, pleading for your assistance with a dire situation that has endangered my family's health and home for the past three years. In…