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Lowe’s Blown-In Insulation Calculator
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| R-Value | Material | Cost per Bag | Coverage per Bag (sq ft) |
|---|---|---|---|
| R-13 | Fiberglass | $25.00 | 12.0 |
| R-19 | Fiberglass | $30.00 | 9.5 |
| R-30 | Fiberglass | $45.00 | 7.0 |
| R-38 | Fiberglass | $55.00 | 6.0 |
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