Green Homes News

Having seen similar disagreements play out here, I figured this would be worth sharing with the GBA community. While most of the content here is fairly agnostic to density, it…

I have a slim ducted fujitsu heat pump and a Bosch one, the ones that look like harmonica.Can backup heating coils be installed with these kinds of heat pump blowers…

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Hey all,I’ve got a Rheem 50-gallon hybrid electric water heater in an unconditioned basement in an old house in Western Connecticut.  I have been running it in the recommended “energy…

LA's wildfires are placing a greater strain on the state's insurance markets. Rebuilding efforts will require careful consideration of codes, regulations, and mitigation strategies.

Looking for some opinions on this. Planning to do a home build this summer, I’ll be doing the majority of the work. Looking to install staple up radiant, in climate…

I am currently building a large shop in rainy Oregon and I just noticed a little bit of mold on the underside of OSB roof sheathing. The problem is only…

I have a very drafty and underinsulated 1990s-era gas fireplace in Michigan. It is an 8" metal chimney that goes up past the roofline inside of a framed siding chimney.…

Building a 8x16 office shed.  I was able to get stone veneer for cheaper than siding.  I am planning on doing zip, rain screen, then 2 " rigid foam.  I…

My sealed/encapsulated crawl space has a ducted Santa Fe whole house dehumidifier with filter.https://www.santa-fe-products.com/product/santa-fe-ultra70-dehumidifier/Today I changed the OEM Santa Fe filter, and was shocked to discover the outgoing side next…

Climate zone 3A/4A2001 home gut renoExterior wall assembly - OSB w/ taped seams, Tyvek commercial WRB, Benjamin Obdyke slicker max rain screen, HardieMy GC and siding team seem confused about…

I am ready to insulate my home which is a new construction. I originally planned to spray the roof deck with open cell and the walls with closed cell but…

For the concrete patio of a covered breezeway for a dogtrot home design, should the concrete slab have a slope or can it be flat? It is entirely covered by…

To evaluate an assembly, consider the four control layers, our expert writes

We had hoped to avoid a sump pump in our finished crawl space to avoid possibilities of mold or mildew in the home (pretty serious allergy with a family member).…

Does anyone know of a reason not to use metallized polyester flex duct for HRV supply air inside of a wall cavity? This is for existing construction.

Last year I added insulation to my attic (Twin Cities, MN) and replaced the bathroom exhaust fans and put in insulated hoses. I also air sealed all of the wall…

Hello, I am attempting to properly insulate the rim joists in our basement prior to finishing the walls, however I am unsure of how to proceed due to the mixture of…

a) I am looking to measure the static pressure loss across my slim ducted heat pump system. It has one central return with a bend and two supply trunks with…