15 fiber batts in a 14

  1. C

    I'm an installation newbie. Is installing 15" fiber batts in a 14" space...

    ...between joists OK? My 60 year old home has a noticeable temperature gradient in winter where your feet stay icy and above the knees is warm. I want to install insulation under the house (open crawl space, no insulation currently and original hardwood floors) and measured the space between the...
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