Sticks to the estimate4.5
Heat pump installs with an hour-long walkthrough3.9
Took the attic other insulators refused3.7
MassSave help got a larger insulation job approved4.1
4° warmer after the job4.1
Quotes that never go over4.8
Basement, attic and wall air sealing4.0
Repeat clients across 5+ years4.4
Owner on site every day4.4
Held his quote four months later4.1
Spray-foamed house held 67° overnight4.0
Cellulose removed from a tight attic space4.1
MassSave error caught3.5
BPI-certified building performance specialist3.2
Dense-pack cellulose walls, R-60 attics2.6
Stays in touch3.3
Repeat business2.9
Heat pumps serviced by the installer3.7
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