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Altitude sickness typically sets in once the human body reaches 8,000 feet, or roughly 1.5 miles above sea level. At this elevation, you’re breathing in about 75% of the available oxygen at sea level, and it continues to decrease at a rate of 3% for every 1,000 feet you ascend. Minor symptoms include dizziness, nausea, […]
I’m renovating a 2,200 sq. ft., 100-year-old home in southeast Alabama (Climate Zone 3A). The original house has 2×4 heart pine framing, a vented crawl space and attic, R-13 fiberglass in the walls, and deteriorated Masonite siding. A newer addition has 2×6 walls with Visqueen, R-19 fiberglass, exterior foam board, and Masonite siding. My plan […]
I’m looking at a frost protected shallow foundation for a zone 6a garage. Code calls for a 12″ thickened edge for the “footing”, and then I intend to use a 5″ slab for the center. The guides require 6″ of free draining gravel (#57 is often suggested), at the bottom of the thickened edge and […]
Hello everyone,I am developing a modular roofing and siding platform focused primarily on TR-BIPV (Thermal Recovery Building-Integrated Photovoltaics).The primary goal is to put thermal harvesting front and center. Instead of standard “bolted-on” panels that waste massive amounts of thermal energy, this system unifies PV, thermal recovery, ventilation, and structural weather protection into a single building […]
Product Guide What does device-level energy intelligence mean for builders, homeowners, commissioning, and residential electrification? By RANDY WILLIAMS | July 20, 2026 A few years ago, I installed an aftermarket energy monitor in my home: the Emporia Vue. It gave me a much clearer picture of where electricity was being used and helped identify opportunities […]