Green Homes News

Hi all,My 2nd floor framing plan will likely require lots of structural adhesive. As part of an exposed timber frame floor I’ll be using it to build 2 and 3-ply…

Hi GBA Community,I am trying to help a client determine if a heat pump water heater or a standard electrical water heater is best for their budget / long term…

I have a gable vented attic and just got a new roof.My house is a cape cod from 1937.  I understand the proper method would have been to have a soffit…

Does anyone know or have ideas on how Havelock wool insulation would compare with wood-fiber insulation? Also, anyone with experience using Havelock wool? Thanks

Hello, I am doing my taxes.  I am nearly complete with my house (new construction, three year project) and I spent a lot of money on doors, windows, insulation and…

This R-30 wall is inexpensive and easy to build

Hello Im in chapel hill nc zone 3 Im looking into insulating 30x40x12 metal building shop it has 2.5 inch metal framing i have been quoted 2 inch closed walls…

GBA editor Randy Williams talks with contractor Brian Williams about running a multi-trade mechanical business, coordinating complex projects, and what it takes to deliver better-performing homes

Hi all,Working on a mid century modern remodel project.Part of the remodel work is to widen all interior door openings for accessibility, but unfortunately with this, we will need to…

I have a gable vented attic and just got a new roof. My house is a cape cod from 1937. Been studying your building science articles for almost 2 years…

The importance of indoor humidity and why maintaining a balance is crucial for you and your home's health

Hi all, I’m starting the joist layout for our 2nd-floor wet room (with tub).  Currently the entire floor design is for 2x10 joists (these are already site-milled) 16” o.c.  I’m…

Looking for suggestions on a book(s) I can use for a Building Science course I will be teaching next Fall.Thank you all in advance!

 I’ve been thinking a lot about humidity. I live in a very humid place, Washington, DC.       It’s very common for people here to need a dehumidifier in addition to…

I'm working on a siding project this year to replace old Vinyl with wood siding from a local supplier. The house is a 1.5 story, built in the 1940s with…

An introduction into how integrated design is included in the construction process

Roots Analysis recently published a report on the global Multiomics Market growth. With a focus on historical trends, current developments, and future projections, it offers a data-rich foundation for decision-makers, industry participants,…

I am building a cabin with 2 small bedrooms in Maine with design loads of about 3k each.  A slim duct system seemed like the way to go.But it appears…

I've attached an image of my plan for sheathing/siding my garage, and want to double check that I'm on the right track. Climate 4C (Portland, OR).Bottom of Wall shows my…

My newly-purchased home has a weird construction detail: the front porch goes over the crawlspace.  Before purchase, we were made aware that the previous waterproofing under the concrete had failed, so…