Green Homes News

Hello! Alan here.  I have read many postings online and many link to this site. I have a 1930 colonial with slate roofing.  The attic area is vented with lower…

Zone 6, north of Toronto, CanadaI am building a new house and I'd like to build a high efficiency home with low energy costs. I have come across Spacepak's air-to-water…

Hi, I’m looking for a viable option to add insulation to a brick veneer over 2x4 framing structure. Some Pink fiberglass in the cavity. There is black plastic sheet under…

I am replacing an aging gas furnace with a new one that includes a heat pump coil.  The existing furnace used to heat the house all by itself and is…

My questions are: In the floor assembly shown in the diagram, are the 1/4" gaps between the i-Joists and the Comfortbatt ok? Or do they need to be filled? Details:- 12'…

We're prepping for sub-slab foam to go in next week ahead of the pour, and there's some things to resolve that I would greatly appreciate input on. My builder forgot the…

Hi, I'm choosing an ERV, I live in Ottawa, Ontario where for several months it hovers around -20C, and dips to -30 for several days in FEB. I have a…

We installed all our windows over the last few weeks in our new construction house. We have exterior foam and outie windows. We did the flashing exactly like Matt Risinger…

Hi all, any recommendations for a high(er) performance production or spec builder within two hours of NYC, ideally in CT or NY? Moving from far out of state and will…

Get the low-hanging fruit that can help to lower humidity levels before you turn on a dehumidifier

Since reading a BBC article about U.K. insurers not wanting to insure houses with foam between the rafters and, as a former insurance risk manager, my attic insulation plan has…

In the evolving landscape of digital payments, ensuring secure transactions is paramount for fostering trust and minimizing fraud. European financial systems, governed by frameworks such as the Single Euro Payments…

Builder put up foamboard on my foundation walls while I was out of town, and I have some concerns, but I don’t know if they’re worth complaining about so I’m…

Verification of Payee (VoP) is an essential mechanism in modern payment systems that enhances security, trust, and efficiency. Here's why it is important: 1. Fraud Prevention   - Mitigates Fraudulent Payments: VoP…

A method for optimizing control layer continuity when transitioning from porch to house framing

We recently had a Mits Air Hyper Heat 3.0 ton Side Discharge heat pump installed. We have a Sensi smart thermostat. The unit goes into defrost mode 10-13 times a…

Hi all,My partner and I live in rural MA, climate zone 5B, in an old gas station that I have been converting/restoring for the last 4 years. We are hoping…

I'm working on an unvented cathedral ceiling with 4'' of polyiso insulation on top of the roof and fiberglass batts on the interior in the rafter bays (one of the…

I recently purchased a fully gutted ~1850's brick farmhouse with a new steel roof, and I'm getting ready to start rebuilding. I'm in central Pennsylvania (Zone 5A), the walls are…

In a flash & batt approach to a flat roof deck or unventilated attic, should the closed cell foam encapsulate the rafters?This is for an inhabited attic, with a sloped…