What is a 2-stage heating system?

Answer In a two-stage heater, natural gas brings the air to two different temperatures--high and low--in separate compartments, allowing for a more even, efficient seasonal heater that is best suited for ... Read More »

Top Q&A For: What is a 2-stage heating system

What Is Single Stage Heating & Cooling?

Single-stage heating and cooling systems operate at a fixed level of operation for the entire time that the mechanical unit runs. These older, conventional systems produce a set rate of heating or ... Read More »

What Is a Gravity Heating System?

A gravity heating furnace, usually installed in a basement, is a system that takes advantage of gravity to circulate air. Heated air will rise out of the furnace through ducts while cool air return... Read More »

What is the best heating&cooling system?

On One Hand: Geothermal Heat Pumps Are Most EfficientIn locales with moderate heating and cooling needs, geothermal heat pumps set the standard for efficiency and cost-effectiveness. Geothermal hea... Read More »

What is the most economical heating system?

On One Hand: Initial investmentA traditional heating, ventilation and air conditioning (HVAC) system initially costs around $4,000, while a geothermal heat pump costs between $10,000 and $30,000 af... Read More »