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Henry R-Tech 1 in. x 48 in. x 8 ft. R-3.85 Insulating Sheathing (320821)
Mfr #: 320821BB #: henry-320821-henry-r-tech-1-in-x-48-in-x-8-ft-r-3-85-insulating-she
Last verified Oct 2, 2026 — price check expired
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🗎 Product description from the manufacturer spec sheet
Henry R-Tech 1 in. x 48 in. x 8 ft. (1 in. x 4 ft. x 8 ft.) R-3.85 insulating sheathing: engineered rigid insulation with a closed-cell, lightweight resilient EPS core and a printed metallic-reflective polymeric facer. ASTM C578 Type I. For interior/exterior walls, foundation, perimeter, slab, basement, EIFS/stucco, roof recover. ENERGY STAR qualified; foam core 100% recyclable. Coverage 32 sq ft per sheet.
▦ Specifications spec-checked before it ships
- Item
- Insulating Sheathing (Rigid Foam Board)
- Thickness
- 1 in
- Width
- 48 in
- Length
- 8 ft
- R-Value
- R-3.85
- Core
- Closed-cell EPS (expanded polystyrene)
- Facer
- Printed metallic-reflective polymeric
- Standard
- ASTM C578 Type I
- Coverage Area
- 32 sq ft per sheet
- Certifications
- ENERGY STAR qualified
⌗ Cross-references every known SKU, MFR & MPN
MPN320821