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HVAC Glossary
Explore our HVAC Glossary for clear explanations of essential terms in Heating, Ventilation, and Air Conditioning. Whether you’re a pro or homeowner, this guide simplifies HVAC jargon, giving you the knowledge to understand and manage climate control systems effectively. Dive into concise definitions from A to Z, gaining insights into the crucial concepts of indoor climate management.
- Absolute Pressure
- Accumulator
- AC Fans
- Adiabatic Cooling
- Adiabatic Cooling
- Air Change Rate
- Air Conditioning (AC)
- Air-Cooled System
- Air Diffuser
- Airflow Volume
- Air Handling Unit (AHU)
- Ambient
- AOH (Annual Operating Hours)
- ASHRAE
- Azeotrope Mixture
- Azeotropic Point
- Balance Point
- Blower Motor
- Boiler
- BREEAM (Building Research Establishment Environmental Assessment Methodology)
- British Thermal Unit (BTU)
- Bubble Point
- Building Envelope
- Burner
- Burner Orifice
- Capacity
- Capillary Tube
- Carbon Footprint
- Carbon Monoxide (CO)
- Carbon Usage Effectiveness (CUE)
- Cascade System
- Cassette Unit
- Celsius
- Centrifugal Compressor
- Centrifugal Fan
- CFM (Cubic Feet per Minute)
- Chiller
- Coil
- Compressor
- Condensate Drain
- Condenser
- Condenser Coil
- Condenser Fan
- Conduction
- Constant Air Volume (CAV)
- Controller
- Convection
- Cubic Feet Per Minute (CFM)
- Damper
- DC (Direct Current)
- Decibels (dB)
- Deep Lake Water Cooling
- Dehumidifier
- Delta T
- Dew Point
- Diffuser
- Downflow
- Drain Pan Heater
- Dry Bulb Temperature
- Dry-Charged Unit
- Dual Fuel System
- Duct Work
- Economizer
- EER
- Electronic Air Cleaner
- Electronic Expansion Valve (EEV)
- Enthalpy
- Environmental Protection Agency (EPA)
- Evaporating Temperature
- Evaporator
- Evaporator Coil
- Expansion Valve
- Fahrenheit
- Fan
- Fan Coil Unit (FCU)
- Filter
- Filter-Drier
- Flow
- Flue
- Fluorocarbon
- Fresh Air Fan
- Fresh Air Intake
- Furnace
- Fuse
- Garage Heater
- Gas Furnace
- Gas Furnace Heat Exchanger
- Gauge Pressure
- Glide
- Grille
- Heat Exchanger
- Heat Gain
- Heating Coil
- Heating Seasonal Performance Factor (HSPF)
- Heat Loss
- Heat Pump
- Heat Transfer
- Horizontal Flow
- Humidistat
- Humidity
- HVAC
- HVAC Technician
- IAQ (Indoor Air Quality)
- Ignition
- Intermediate Fluid
- Inverter Technology
- Latent Heat
- Load Calculation
- Louver
- Makeup Air Unit
- MERV Rating
- Minimum Outside Air
- Mini-Split
- NATE
- NEC
- NEMA
- OAT (Outside Air Temperature)
- Oil Furnace
- Outdoor Coil
- Outside Air Damper
- Package Unit
- Particles
- Plenum Space
- PSI
- PSIA
- PSIG
- Psychrometrics
- PVC
- Radiant Ceiling Panels
- Radiant Floor
- Radiation
- Reciprocating Compressor
- Refrigerant
- Refrigerant Charge
- Refrigerant Lines
- Refrigeration Cycle
- Relative Humidity (%rh)
- Rooftop Unit (RTU)
- Scroll Compressor
- SEER
- Sensible Heat
- Single-Speed
- Smoke Damper
- Split System (Zoned)
- Sub-cooling
- Superheat
- Terminal Unit (TU)
- Thermal Zone
- Thermostat
- Thyristor
- Turning Vane
- Two-Speed
- Two-Stage (cooling and heating)
- U-Factor
- Underfloor Air Distribution
- Unitary Controller
- Upflow Furnace
- Upflow Unit
- Vacuum
- Vapour
- Vapour Barrier
- Variable Air Volume
- Variable-Speed
- VAV (Variable Air Volume)
- Ventilation
- Venturi Meter
- Volt
- Water Usage Effectiveness (WUE)
- Watt
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