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Does the U.S. have an energy crisis? According to at least one source, yes. On January 20, minutes removed from Donald Trump taking the oath of office, the White House released an executive order declaring a “National Energy Emergency.” “The energy and critical minerals identification, leasing, development, production, transportation, refining, and generation capacity of the […]
I’m in the process of building a house in a high fire zone (California SF Bay Area). In order to achieve this the goal is to remove all soffit vents and use a metal roof. Since I lack soffit vents, I was planning on doing a hot roof, with 2″ of spray foam, followed by […]
I have radon in my house, my radon fan runs all year long to keep the radon at safe levels. The air that comes out of my radon system exhaust is 52.7F at 40% RH in the winter. The exhaust is 4″ in diameter and the airspeed is 1,300 Ft/min which if I am calculating […]
Hello! First time poster, long time reader! As the title states I am curious on people’s thoughts on a few different heat pumps. I have self-built a 1680sqft all electric pretty good house (r40 walls,0.9ach50 in Whitefield Maine, and it’s time for me to decide brand of heat pumps. These will be 1:1 systems sized […]
Wow, this community has been so helpful and just want to say thanks! This will be my 1st question, probably of many, so go easy. We are in the midst of an entire home remodel, down to the studs. We will, for several reasons, be replacing the roof deck and roof. My plan is to […]
Revolutionising Welding: How Udhyog 4.0 is Bringing Industry 4.0 Technologies to Metal Fabrication International Business Times UK
