ELA
Key efficiency factor
ELA rates total leakage in a home’s air barrier including ceilings, walls and floors.
Air barriers with lower ELA are more energy efficient… more
Air barriers with lower ELA are more energy efficient… more
Typical range of NEW sealed air barriers:
90 sq. in. ELA
Air barrier
60 sq. in. ELA
Air barrier
30 sq. in. ELA
Air barrier
Renovation tools
Air sealing
