Glossary of Terms

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

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