Careful detailing helps maintain the thermal break provided by the high-performance window, and flaring the sides of the 8-inch-deep window well allows plenty of light to reach inside.
Much less expensive to install than an oil-fired hot-water heating system, minisplits are extremely efficient too
Installing an electric tankless water heater proves to be cost-effective and energy efficient.
There are two good sources for designing frost-protected shallow foundations (FPSFs).
Reduced excavation and forming time make ICFs a cost-effective way to build a frost-protected slab-on-grade or crawlspace.