Glossary of Heating and Cooling Terms

Air Conditioner: System Configuration

Air Handler

ARI Type Codes

Annual Fuel Utilization Efficiency (AFUE)

Air Flow Configuration

British Thermal Units (BTU)

Combustion Efficiency

Condenser

Condenser Coil Model Number

Cooling Capacity

Degradation Coefficient

EER

Electrical Input

Electrical Phase

Furnace Types

HEPA

HSPF

HVAC Contractor

Indoor Blower Capacity

Input BTUH

Insulation and R-Values

Intermittent Ignition Device (IID)

IPLV

Joist

MERV

Multi-Poise

Power Burner

Power Vented Furnaces

SEER

Steady State Efficiency

Thermal Efficiency

Thermal Mass

Ton

Vent Damper

Voltage

Watts