Printable R-Value Reference Sheet
This one-page R-value reference sheet is for anyone comparing common insulation materials during planning or estimate work. It lists typical values in a simple table with three columns: Material, R-value, and Basis. The rows include fiberglass batt at 3.2 per inch, mineral wool batt at 3.8 per inch, and cellulose, blown at 3.5 per inch, along with a note that these are typical values and product labels should be used when available.
Free printable · PDF
- 1 page
- US Letter — choose “Fit to page” for A4
- PDF, 103 KB
Free for personal, family and classroom use.
Use it as a quick reference when estimating insulation performance by material and thickness. Check the basis column to see whether the value is shown per inch or another basis, then compare it with the product label for the exact number. Print it and keep it with your planning notes, or use it beside an R value calculator while you work through options.
Good for
- Compare common insulation materials
- Check R-value per inch
- Support planning and estimate notes
Tip: Print it single-sided and keep it with product labels for exact values.
4 files · XLSX, PDF, DOCX
Get every sheet: Insulation Planning Workbook
This sheet plus 3 more in one download, with the editable Excel and Word files. Excel assembly R-value and U-factor calculator with framing factor, a room heat loss workbook, a material R-value reference and an insulation upgrade planner.
$5.00 USD, one-time 4 files · about $1.25 each
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