2,400+ Definitions
HVAC GLOSSARY
Every HVAC term, acronym, and industry phrase — defined in plain English.
Brine System
A brine system uses a salt-water or glycol solution as…
BTU
A BTU (British Thermal Unit) is the standard unit of…
Buffer Tank
A Buffer Tank is a large volume water storage vessel…
Building Automation System
A Building Automation System (BAS) is an integrated network of…
Building Electrification
Building electrification is the process of replacing fossil fuel-based heating,…
Building Energy Model
A Building Energy Model (BEM) is a detailed computational simulation…
Building Envelope
The building envelope is the complete physical boundary separating conditioned…
Building Integrated Photovoltaics
Building Integrated Photovoltaics (BIPV) are solar energy systems seamlessly incorporated…
Building Load Profile
A building load profile represents the hourly or time-interval energy…
Building Management System
A Building Management System (BMS) is an advanced software platform…
Building Material Emissions
Building material emissions are the release of chemical compounds from…
Building Science
Building science is the systematic study of how buildings function…
Bulk Sampling
Bulk sampling involves collecting actual contaminated building materials for laboratory…
Butterfly Valve
A Butterfly Valve is a quarter-turn shutoff valve with a…
Bypass Damper
A bypass damper is an automatic control damper that diverts…