Do it yourself Fiberglass Material only pricing
We do not inventory all R-values and sizes but most can be delivered in 24 hours.
Price per square foot. Un-faced fiberglass batts.
Most Applications in Arizona do not require kraft facing / vapor barrier.
Batts in bag comparison and excludes seasonal limited quantity special purchase rolls.
All material is new and name brand (Owens Corning, Knauf, Certainteed, Johns Manville). Sold in whole packages only.
| Material | Home Depot | Lowe’s | EcoSystems | Savings |
| R-8 | ||||
| R-11 | ||||
| R-13 | 51.2¢ | 50.2¢ | 35¢ | 30% |
| R-15 | ||||
| R-19 | 64.8¢ | 53.1¢ | 40¢ | 25% |
| R-21 | ||||
| R-30 | 93¢ | 95.7¢ | 62¢ | 32% |
| R-38 | $1.27 | $1.05 | 74¢ | 28% |
Reference for square footages per bag
| R-Val | Width | Owens Corning | Knauf | Johns Mansville | Certainteed |
| R-8 | 15 | ||||
| R-8 | 24 | ||||
| R-11 | 15 | ||||
| R-11 | 24 | ||||
| R-13 | 15 | ||||
| R-13 | 16 | ||||
| R-13 | 23 | ||||
| R-13 | 24 | ||||
| R-15 | 15 | ||||
| R-15 | 24 | ||||
| R-19 | 15 | ||||
| R-19 | 16 | ||||
| R-19 | 23 | ||||
| R-19 | 24 | ||||
| R-21 | 15 | ||||
| R-21 | 24 | ||||
| R-30 | 15 | ||||
| R-30 | 16 | ||||
| R-30 | 24 | ||||
| R-38 | 16 | ||||
| R-38 | 24 | 72 |