James Quarello Rule of Thumb
50,000 gross BTUs of heating per 1000 square feet of living space for older, minimally insulated homes ... today's newer homes can be 30,000 gross BTUs per 1000 sq.ft. or even lower!
Short, sweet, to the point ... tips, tools, and rules of thumb for innovators and entrepreneurs!
50,000 gross BTUs of heating per 1000 square feet of living space for older, minimally insulated homes ... today's newer homes can be 30,000 gross BTUs per 1000 sq.ft. or even lower!
Sage advice for Efficiency, Product Development