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reldred79 | Posted in General Questions on March 28, 2026 11:42am I’ve heard of commercial buildings that utilize “light shelves”, either interior or exterior horizontal surfaces that direct natural light deeper into a room, and I wonder if anyone has seen this concept executed in residential buildings, or single family homes? Answer GBA Detail Library […]
Has anyone tried the Fresh-R HRV units? I learned about them from Josh Salinger’s comment on this Q&A Spotlight, which as far as I can see, is the only place on GBA they have been mentioned so far: https://www.greenbuildingadvisor.com/article/ventilating-a-concrete-dome-home They are made in the Netherlands and distributed in the US by Small Planet Supply, here […]
Replies Expert Member Michael Maines | Mar 27, 2026 06:32pm | #1 Nope, I do that often, including on a few current projects. The trick is that where the attics change, you need to create what is essentially an exterior wall, though cladding and a WRB aren’t necessary. (Airtightness is though.) Expert Member DCcontrarian | […]
Help me weigh options here.Looking at a crawl space for a 20 year old small addition. It was constructed difficult to access but was recently found to be very problematic during a mold investigation.It is 10×5 x 4 feet deep. It was not vented to the exterior nor was it vented to the interior adjacent […]