Confused about some of the terms? Please check our glossary for a better understanding.
desuperheater
An energy-saving device in a heat pump that uses some of the excess or waste heat to heat or preheat domestic water.
heat sink and heat source
The earth or water medium to which heat is deposited or from which it is extracted
hydronic radiant floors
A popular system for heating-dominated climates like ours in which heated water is pumped through tubing laid in a pattern underneath the floor.
Manual J calculation
Manual J, "Residential Load Calculation," published by the Air Conditioning Contractors of America, is the recommended method for use in the United States to calculate the correct size of a residential HVAC system.