Glossary of Heating and Cooling Terms

• A/C Capacitor
• A/C Compressor
• Air Conditioner: System Configuration
• Air Handler
• Air Pressure Sensor Switch
• Aquastat
• ARI Type Codes
• Annual Fuel Utilization Efficiency (AFUE)
• Air Flow Configuration
• Belt Drive Motors
• Blower Wheels
• Boiler Relief Valves
• Carbon Monoxide Detectors
• Circulator Pumps
• Combi Boilers
• Combustion Efficiency
• Combustion Inducer Blower
• Condensate Pump
• Condenser
• Condenser Coil Model Number
• Contactors
• Cooling Capacity
• CSA Certification
• Damper Motor
• Defrost Controls
• Ductwork
• Draft Inducer Blowers
• Electro-Mechanical Actuators
• EER
• Electrical Phase
• Energy Savings Trust
• Energy Star
• Flame Sensor
• Furnace Types
• HEPA
• High Limit Switch
• Hot Water Coils
• HSPF
• HVAC Contractor
• Ignitors (Hot Surface)
• Insulation and R-Values
• Intermittent Ignition Device (IID)
• IPLV
• Joist
• Linear Actuators
• Measures of Input and Output
• MERV
• Multi-Poise
• Pilot Light
• Pilot Light Switch
• Pneumatic Actuators
• Power Burner
• Power Vented Furnaces
• Pressure Switch
• Rotary Actuators
• SEER
• Solenoid Actuators
• Steady State Efficiency
• Thermal Efficiency
• Thermal Mass
• Thermostat
• Thermocouples
• Vent Damper