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what R -value insulation is exceptable Baltimore, M.D.
For Walls, ceiling, & 2 bedrooms in attic?.
By code or recommended?

The house is a very old one
& I will use thee cheapest type of insulation I can find.
What would you recommend.
thank you.
You can ask your building dept for your specifics, but you can go to any fiberglass manufacturers website's to get the regional recommendations.
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