Insulating the Rim Joist Cavity

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  • Опубликовано: 8 сен 2024
  • Listen in as Robert explains why we obtain a R37 (R5 exterior insulation + R10 rigid foam + R22 batt) insulation value in the cavity, far exceeding the R22 code requirement. For more information on the JRSH difference, visit www.JRSH.ca

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