As a result of being a dte or consumers customer you qualify for standard rebates.
Michigan attic insulation r value.
Energy star states that an r 60 is equal to the best performing attic insulation.
As long as you bring your r value up to r 49 you can go online and apply.
If structural sheathing covers 40 or less of the exterior continuous insulation r value shall be permitted to be reduced by no more than r 3 in the locations where structural sheathing is used to maintain a consistent total sheathing thickness.
The minimum ceiling insulation r values shall be r 24 in zones 5 to 7.
Add insulation to attic.
Windows insulation foundation fenestration u factor skylight u factor glazed fenestration shgc ceiling r value wood frame wall r value mass wall r value floor r value basement wall r value slab r value and depth crawl space wall r value zone 7 0 35 0 60 nr 49 21 19 21 38 15 19 10 4 ft 10 13 zone 6 0 35 0 60 nr 49 20 or 13 5.
R 408 31065 equivalent u factors.
You can achieve better thermal performance in your attic by adding an additional layer of insulation.
2015 code requires walls to be insulated with a minimum of r 20 or r 13 5 13 5 means r 13 cavity insulation plus r 5 insulated sheathing.
Complying with the revisions to the michigan uniform energy code muec is easier than you may think.
For new residential construction projects compliance with the muec can be demonstrated by any of the following.
The higher the r value the better the thermal performance of the insulation.
Recommended insulation levels for retrofitting existing wood framed buildings.
Climate zone 6 and 7 r20 or r13 5 instead of r20 or r13 10 and first value is cavity insulation second is continuous insulation or insulated siding so 13 5 means r 13 cavity insulation plus r 5 continuous insulation or insulated siding.
Existing 3 4 inches of insulation.
New wall or walls separating a sunroom from conditioned space shall meet the building thermal envelope requirements.
An insulating board with a core material having a minimum r value of r 2.
The minimum wall r value shall be r 13 in all zones.