R-Values: Difference between revisions
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Created page with "{| class="wikitable" |+ R-Values |- ! Material !! R/Inch !! R/Thickness |- | Fiberglass Batt|| 3.14 || |- | style="padding-left: 20px" | attic || 2.2 || |- | style="padding-left: 20px" | wall|| 3.2 || |- | colspan="3" | Rock Wool Batt |- | style="padding-left: 20px" | attic || 3.1 || |- | style="padding-left: 20px" | wall|| 3.03 || |- | colspan="3" | Cellulose Blown-In |- | style="padding-left: 20px" | attic || 3.13 || |- | style="padding-left: 20px" | wall|| 3..." |
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== Typical Material R-Values == | |||
{| class="wikitable" | {| class="wikitable" | ||
! Material !! R/Inch !! R/Thickness | ! Material !! R/Inch !! R/Thickness | ||
|- | |- | ||
| Fiberglass Batt|| 3.14 || | | Fiberglass Batt|| 3.14 || | ||
|- | |- | ||
| style="padding-left: 20px" | attic || 2.2 || | | style="padding-left: 20px" | attic || 2.2 || | ||
|- | |- | ||
| style="padding-left: 20px" | wall|| 3.2 || | | style="padding-left: 20px" | wall|| 3.2 || | ||
|- | |- | ||
| colspan="3" | Rock Wool Batt | | colspan="3" | Rock Wool Batt | ||
|- | |- | ||
| style="padding-left: 20px" | attic || 3.1 || | | style="padding-left: 20px" | attic || 3.1 || | ||
|- | |- | ||
| style="padding-left: 20px" | wall|| 3.03 || | | style="padding-left: 20px" | wall|| 3.03 || | ||
|- | |- | ||
| colspan="3" | Cellulose Blown-In | | colspan="3" | Cellulose Blown-In | ||
|- | |- | ||
| style="padding-left: 20px" | attic || 3.13 || | | style="padding-left: 20px" | attic || 3.13 || | ||
|- | |- | ||
| style="padding-left: 20px" | wall|| 3.7 || | | style="padding-left: 20px" | wall|| 3.7 || | ||
|- | |- | ||
| Vermiculite|| 2.13 || | | Vermiculite|| 2.13 || | ||
|- | |- | ||
| Autoclaved Aerated Concrete|| 3.9|| | | Autoclaved Aerated Concrete|| 3.9|| | ||
|- | |- | ||
| Urea Terpolymer Foam || 4.48 || | | Urea Terpolymer Foam || 4.48 || | ||
|- | |- | ||
| Rigid Fiberglass (> 4 lb/ft) || 4 || | | Rigid Fiberglass (> 4 lb/ft) || 4 || | ||
|- | |- | ||
| Expanded Polystyrene (beadboard) || 4 || | | Expanded Polystyrene (beadboard) || 4 || | ||
|- | |- | ||
| Extruded Polystyrene || 5 || | | Extruded Polystyrene || 5 || | ||
|- | |- | ||
| Polyurethane (foamed-in-place) || 6.25 || | | Polyurethane (foamed-in-place) || 6.25 || | ||
|- | |- | ||
| Polyisocyanurate (foil-faced) || 7.2 || | | Polyisocyanurate (foil-faced) || 7.2 || | ||
|- | |- | ||
| colspan="3" | Polyisocyanurate (Roof Insulation) | | colspan="3" | Polyisocyanurate (Roof Insulation) | ||
Revision as of 21:31, 10 February 2025
Typical Material R-Values
| Material | R/Inch | R/Thickness |
|---|---|---|
| Fiberglass Batt | 3.14 | |
| attic | 2.2 | |
| wall | 3.2 | |
| Rock Wool Batt | ||
| attic | 3.1 | |
| wall | 3.03 | |
| Cellulose Blown-In | ||
| attic | 3.13 | |
| wall | 3.7 | |
| Vermiculite | 2.13 | |
| Autoclaved Aerated Concrete | 3.9 | |
| Urea Terpolymer Foam | 4.48 | |
| Rigid Fiberglass (> 4 lb/ft) | 4 | |
| Expanded Polystyrene (beadboard) | 4 | |
| Extruded Polystyrene | 5 | |
| Polyurethane (foamed-in-place) | 6.25 | |
| Polyisocyanurate (foil-faced) | 7.2 | |
| Polyisocyanurate (Roof Insulation) | ||
| 1" | 5.6 | 5.6 |
| 2" | 5.6 | 11.2 |
| 3" | 5.6 | 16.8 |
| 4" | 5.6 | 22.4 |