California

Why comparing split (mini split) and central AC costs matters A ductless mini split uses an outdoor condenser and one or more compact indoor air handlers connected by refrigerant lines, no ductwork r ...

Sustainable HVAC: Modern Gas Furnaces and Tax Savings, what this guide covers Modern sustainable HVAC planning centers on pairing high efficiency gas furnaces (condensing, 95 to 98 percent AFUE) with ...