General Questions- Page 167 of 1411
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Polyurethane grout for CMU blocks and gravel — waterproofing nightmare
Hi all, I'm working to resolve a complex water issue in a space we're in the midst of renovating. In brief, part of our house is constructed on solid ledge (genuine…
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Run refrigerant line inside stud bay on exterior wall?
We're planning to install a minisplit system in an 1850s Greek Revival in Upstate NY, Climate Zone 5. The house was renovated in the 80s/90s with drywall and fiberglass insulation…
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Question about humidifier and de-humidifier
We are discussing installing a humidifier (in the HVAC system)https://www.neptronic.com/Humidifiers/pdf/SKE4/Brochures/SKE4-EBL_60Hz_220714.pdfAside from "is it any good" - should I also be asking for a de-humidifier? We are in a fairly humid climate,…
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ERV choice – please critique?
HVAC designer 1 proposed 3 reversomatic ERVs (1) Rerv-C100 and 2 Rerv-80.https://reversomatic.com/wp-content/uploads/2016/11/RERV-C100-ECM.pdfhttps://reversomatic.com/product/rerv-80-mini/There was some discussion of using Lifebreath HRV, but current proposal is for identical Lifrebreath ERVs insteadhttps://www.lifebreath.com/wp-content/uploads/2019/05/100-METRO-120ERV-spec-0619.pdf?x20128Should I be…
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potable water frost-free sillcocks
I need several exterior sillcocks, frost-free.I cannot find ANY models that are explicitly listed/certified NSF-61, 62 etc (or even advertising as "tested to ...", which is different but theoretically immaterial…
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Lifting a wall onto sill plate gasket
Hi all,Our exterior walls will bear directly on the foundation perimeter wall with a single sill (bottom) plate. I am planning to frame the walls on the ground and lift them…
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Add AC to ERV Ductwork?
Northern Michigan, 1,600 sq/ft single story ranch. We have a boiler for heating and currently no cooling. As part of our remodel we had an ERV installed with new ducts ran throughout…
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Frost protected shallow foundation under unheated building
I’m a builder in climate zone 6. Currently we’re reviewing plans for a house with detached garage. For cost reasons we’d like to do a shallow frost protected foundation under…
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Does concrete form stay corrosion lead to cracked concrete foundations?
I was told by someone familiar with Massachusetts building code (I'm in VT) that my 10 inch thick concrete foundation walls with steel form stays not broken off and covered…
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Is Building Science really energy efficient?
I am in zone 4aI have been reading about building science for a while and have incorporated much I have learned into my build; however, a question that recently hit…