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Yep, sounds like a great assembly. R-20 CI in just about any climate is pretty much the cat’s pajamas. As Antonio mentioned, detailing and execution are the important parts. Randy Williams just wrote a great article on the perfect wall: https://www.greenbuildingadvisor.com/article/a-practical-perfect-wall The Oak Ridge Building Science Advisor Tool is also a nice resource: https://bsa.ornl.gov/ On […]
Policy Watch Extended loan terms are meant to address America’s affordability crisis, but does this mis-diagnose the real problem? By Justin R. Wolf | November 25, 2025 Once news broke of the Trump administration’s desire to introduce 50-year mortgages for homebuyers, armchair statisticians emerged from every corner of the internet to assail this alleged “game […]
A few years ago I replaced my trunk and branch polybutylene supply with pex, using a site built rectangular manifold, per a FH article.At the same time I added a tank that helps my ph and UV treatment.Now when I flush the toilet the pressure/flow drops everywhere, hot or cold.I added a pressure gauge before […]
Hi Folks, I’m planning to build a 2000 sqft, 3 bed, 2.5 bath ranch home, Zone 6, central Maine. I will be following all 2021 IRC and IECC codes including the ventilation requirements, and they are enforced by the municipality. I expect to achieve the 3ACH blower door requirement. I am planning to install an […]
PRESSR: Presight and Abu Dhabi Aviation Group sign MoU to accelerate UAE’s AI-driven Aviation and industry 4.0 ecosystem TradingView
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Malaysia’s data centre boom to lower Industry 4.0 costs for SMEs, says Mida The Edge Malaysia
I know this is the green building forum so the obvious answer is tile is a greener material. However in terms of indoor air quality, mold and maintenance free material is pvc/vinyl a better option or equal? I’m installing a new bathroom, pvc/vinyl would be less labor intensive but is it a risky install? The […]