Green Homes News

I am looking for suggestions on budget friendly dehumidifiers for a crawl space.  I am on the final stages of finishing our new house and just had the crawl space…

Background: I own a 1940's Cape Code outside of Buffalo, NY (Climate Zone 5a) and I am in the process of electrifying my house. A heat pump was installed last…

I’m going to be building a garage with an apartment above in Zone 5a.im going to be doing 2x4 wall with Zip R6 and Rockwool in the stud bays. The…

Our build has 36' trusses that only bear on the front and back walls, I am assuming that interior walls should not tie into them because the trusses move a…

Remove it entirely, take it down to the attic floor, or cap it—what is the best option?

What's an optimal water heater setup, if you have normal demands some days and occasional high demand (many houseguests showering at once, or large spa tub being filled). I'll have…

I'm having a tremendous amount of trouble understanding how vapor permeability and air impermeability interact in terms of moisture issues caused by open cell spray foam in a cathedral ceiling,…

Considering a double 2x4 wall with dense cellulose. Zone 5. To defend against moisture from cold sheathing in winter months, plywood (rather than the less permeable osb) would be used…

Good afternoon, I've searched the forum however I was unable to find the answer.  I'm in the early stages of planning for a single story home build and the new…

I have gone through a read a number of papers, and watched a fair number of videos on the pros and cons of vented vs unvented attics. We are building…

this question is slightly inspired by the office room humidity thread where a 12k minisplit was recommended for a 7x9 office.sorry if its long. im in the south with a…

We are soon going to be ready to install our EFIS (planning to use Sider-Crete's system) on our ICF home w/ wood framed dormers.  I have zero experience with EFIS…

I have a 4’  exposed brick foundation wall on top of stacked rubble that I want to insulate on the exterior. The outer bricks are deteriorated from a lack of parging…

I have been all through the 2018 building code book looking for a section on covered porches, but the closest thing mentioned is for specifically for wooded decks.  I am…

Hi everyone I am having an air quality issue in my 1940's single story home and I know that you folks are the experts at regulating humidity and overall air…

The manufacturer of a type of glass that can be electronically tinted has opened a new manufacturing plant in Minnesota.

A synopsis of salient points made in favor of forest biodiversity and mass timber development

Do I have this exterior insulation detail of the roof to wall transition detail drawn correctly?This is new construction in Zone 5 near Lincoln, Ne.  I am planning on applying…

I've been considering a chainsaw retrofit over-roof with 6in of polyiso foam on the 4:12 roof deck of a 1970s house. One of the details I haven't been able to…

Is it practical to expect Demilec Heatlok HFO Summer Closed-cell Foam to create an airtight house when istalled correctly.  Providing all cracks and joints to the exposed outside wall are…