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Green Building Blog A case study in making Passive House construction pencil out for market-rate multifamily housing By Karuna Eberl | December 3, 2025 This is part 2 of a four-part series discussing the new multifamily Phius Zero project in upstate New York. You can read part 1 here. The largest Phius Zero apartment complex […]
I’m looking for solutions for installation of an AC compressor in a crawl space. I’m designing a renovation of a condominium and HOA states that: 2.15.3 Although no owner has yet done so, air conditioning equipment may also be installed in the crawlspace, subject to appropriate conditions and city/state approvals not yet established for NVCA.There are […]
I have a pole shed (shop) without sheathing on exterior under steel siding. I’m planning to remove the vinyl faced MBI (condensation blanket) underneath exterior girts (where it’s pinched between girts & steel siding w/ fiberglass, R-3 or R-4 against steel). Plan to not remove steel siding and install: […]
I live in southern Kentucky and my house is pretty hard to heat and cool. It has a mix of 2×4 and 2×6 walls that have drywall insides and osb, vinyl siding on the outside. Its all sitting on an uninsulated slab that has an above grade stem wall on the outside perimiter of the […]
DoST honors outstanding MSMEs at National Science, Technology and Innovation Week 2025 BusinessWorld – BusinessWorld Online
I’m remodeling my forever/retirement lake house in climate zone 6/7 and trying to decide on vinyl or fiberglass windows. From research there are vinyl window companies that outperform, objectively speaking fiberglass in DP, U factor, air infiltration, CR rating, warranty. However, I see fiberglass praised quite a bit. Empirically speaking I know people who have […]