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1. Attic insulation must meet R-38
or greater for flat ceilings. If the home has vaulted
ceilings with 2x6 rafters it must meet
R-19
or greater. |
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2. The box sills (this is the area where the
floor joist rest on the foundation sill plate)
must meet R-19
or greater. Click here for a detailed
drawing of insulation applied to a box sill.. |
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3. The homes windows must be either insulated
double or triple pane glass or single pane glass with storm
windows. |
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4. Exterior doors must meet either of the
following requirements; |
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Solid core wood
doors require that a storm unit is applied. |
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A steel insulated door is
acceptable no storm door is required for this type of
unit. |
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Hollow core doors are not
acceptable. |
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View a
chart of typical R-Values |
View
Box Sill Insulation |