Glossary of Terms

Confused by the jargon used by contractors, manufacturers, agents, program, lenders, appraisers, and others? Look here!

• ACH@50
• Active Survivability
• AFUE: Annual Fuel Utilization Efficiency
• Air Conditioner (AC)
• Blower Door Test
• Class-A Fire Rated Materials
• Defensible Space
• Demand Energy Rate Management (DERM), Advanced Metering Infrastructure (AMI), and Distributed Energy Resources (DER)
• Energy Recovery Ventilators (ERVs) and Heat Recovery Ventilators (HRVs)
• Heating, Ventilation, and Air Conditioning (HVAC)
• Home Hardening
• HSPF and HSPF2
• Low Emissivity (Low E)
• MERV
• Passive Survivability
• R-Value
• SEER and SEER2
• Shelter-In-Place
• Solar Heat Gain Coefficient (SHGC)
• U-Factor
• Uniform Energy Factor (UEF) and Energy Factor (EF)