HomeMy WebLinkAboutBLD-22-001948 ��� �o�n Mass Green Insulation Inc.
info(d-massgreeninsul.com
(508) 933- 1 894
tRECEIVED
Affidavit Letter
10i28no22 NOV 04 2022
Re: 233 Pleasant st, Yarmouth MA BUILDING DEPARTMENT
By._ _ _
Dear: Ace Insulation
Mass Green Insulation certifies the installations of the following work areas at the corresponding
R-Values with Open Cell sprayed in Place Foam,and Closed Cell sprayed.
Work R-Value
Blockers and Runners 21 Open Cell
Underside of Roof 49 Open Cell
Cathedral Roof 30 Closed Cell
Cathedral Roof 19 Open Cell
Exterior Wall 14.4 Closed Cell
Foundation Wall 21 Closed Cell
Paint Thermal Barrier For Fire DC 315
Code
DC 315- Thermal Barrier covers—88.88 sq. ft. 'gal L 18 mils wet and 12 mils dry NFPA 286(AC377)
'SeS Spray Foam 0.5.4 IR-Value),is formulated by multiplying the R-Value per inch,which is 3.8 by the numbers of
inches applied.
'SeS Spray Foam 2.0(R-Value),is formulated by multiplying the R-Value per inch,which is 7.2 by the numbers of
inches applied.
If there are any questions or concerns please do not hesitate to call 508-933-1894
Sincerely,
11
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Felipe Silva,
General Manager
Mass Green Insulation Inc,
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