Skip to content
BPA Journal
Job Board
IRA Support
Login/Join
About
About BPA
Board of Directors
Staff
Support our Mission
Allies
Sponsors
Contact
What is Home Performance
Education
Education
Training Library
Resource Library
CEUs
Professional Development
Events
BPA Events
National Conference
Regional Conferences
CEFH 2026
Alaska 2026
Event Calendar
Advocacy
Faces of EE
Bipartisan Infrastructure Law (BIL/IIJA)
Weatherization
IRA
Research
Research and Reports
2025 Energy Efficiency Jobs in America Report
State Support
State Support
Energy Office Support
Workforce Development
Workforce Development
Apprenticeships
Massachusetts Registered Apprenticeship Program
Membership
Benefits & Pricing
Join Now
Member Dashboard
News
News
Press
BPA Journal
Job Board
IRA Support
Login/Join
Policy Paper
Residential Retrofits, Cost-Effectiveness & Home Valuation
‹ Back to Library
Download
