A two-stage heat pump has a compressor which is capable of operating at a high and low speed, improving its ability to maintain the temperature in a home with greater precision. This type of HVAC system also offers the a... More »

A two-stage heat pump has a switchable compressor with two settings, allowing it to run at low power when temperatures are not extremely hot or cold. This increases the efficiency of the unit, since it can run longer at ... More »

www.reference.com Home & Garden Heating & Cooling

A single-stage heat pump has a compressor that works at one speed while a two-stage unit works at a high and a low speed. The low-speed provides sufficient heat for the home most of the time but operates at a higher spee... More »

www.reference.com Home & Garden Heating & Cooling

A single-stage heat pump has a compressor that works at one speed while a two-stage unit works at a high and a low speed. The low-speed provides sufficient heat for the home most of the time but operates at a higher spee... More »

www.reference.com Home & Garden Heating & Cooling

A heat pump sizing chart uses the heating capacity of a heat pump combined with the average temperature of the area to determine the heating system required to maintain a comfortable temperature inside a home. A sizing c... More »

www.reference.com Home & Garden Heating & Cooling

Gibson central air conditioners consist of a cooling unit that utilizes a chemical called a refrigerant to absorb the heat from air in the home and pump in cooled air through a duct system. The system utilizes the home's... More »

www.reference.com Home & Garden Heating & Cooling

To maintain the compressor on a Trane heat pump, regularly clean and inspect the coils, change the air filter twice yearly, and lubricate and adjust the compressor motor annually. Cleaning coils, fins and fan blades regu... More »

www.reference.com Home & Garden Heating & Cooling