Insulation for outer walls when replacing windows – GreenBuildingAdvisor
Newbie here but lurking here for some time and first Question in this forum! Apologies for any mistakes – If I’ve missed providing any useful information, please do let me know! My house in San Jose, CA has single pane windows and seemingly bad insulation ( No insulation in the outer walls , little to […]
A I have a little bit of a conundrum here in climate zone 6. I live in a log cabin that was built as a kit in the 80s. There is NO insulation just 6 inch logs and tongue and groove paneling attached to the flat interior face of the logs. I’ve been wanting to […]
Hi there, There is this company that recycles polystyrene and makes XPS sheets out of it. 100% recycled. I placed an order for some XPS 2″ R10 with a PSI rating of 40, as I need to place them under a heated garage pad and heated driveway. The order I received has a mix of […]
Ammonia is currently one of the most divisive topics in the maritime decarbonization space. The decarbonization potential of ammonia is undeniable: ammonia (NH3) does not contain carbon, meaning it eliminates CO2 emissions at the point of combustion, and is an ideal hydrogen carrier. Due to these climate-positive characteristics as well as the extensive existing shipping […]
AGoldstein | Posted in General Questions on July 1, 2025 07:44pm Do you think it’s worth shimming level if foundation isn’t perfect? Answer GBA Detail Library A collection of one thousand construction details organized by climate and house part Search and download construction details Join the leading community of building science experts Become a GBA […]
Marinette | Posted in General Questions on July 1, 2025 04:52pm Last semester, I tried one of those cheap writing websites to get my discussion board post done, but it turned out to be fake. They sent me something that didn’t even match the topic, and I couldn’t use it. Now I need to try […]
Elevating Wind-Energy Safety: Why GWO Certification Is Critical for a Resilient Workforce GWO certification sets global safety standards for wind-energy technicians, helping reduce risks, improve skills, and build a safer, more resilient workforce. By Bernard Fontaine, Jr. Jul 01, 2025 Introduction The global wind-energy sector has grown exponentially in recent years, with installations moving farther […]
Recently saw this article from BSI: https://buildingscience.com/sites/default/files/document/BSI-150_Alice%20Cooper%20Does%20Heat%20Pump%20Hot%20Water%20Heaters_%C2%A9_0.pdf BSI stuff is usually well researched but there are some real issues with the article. When they are doing the calculations for heat extracted from the house air, they don’t take into account that all exterior walls are radiating heat into the house, a large volume of air […]
saragel | Jun 28, 2025 03:32am | #1 That definitely doesn’t sound like a proper install. Taps should be sealed directly to the metal trunk, not over insulation like bubble wrap, that compromises both the seal and efficiency. Also, mastic needs to fully cure before covering, or it can trap moisture and eventually fail. Since […]