We stock Johns Manville formaldehyde-free fibreglass batts – available in all standard sizes.
For more information on JM formaldehyde-free insulation, click the JM logo.
| R- Factor | Width | Length | Depth | Sq. Ft. per Bag |
| 12 | 15″ | 47″ | 3.5″ | 88.12 |
| 12 | 23″ | 47″ | 3.5″ | 135.12 |
| 20 | 15″ | 47″ | 6″ | 48.95 |
| 20 | 15″ | 47″ | 6″ | 78.32 |
| 20 | 23″ | 47″ | 6″ | 75.06 |
| 35 | 24″ | 48″ | 10.5″ | 56.00 |
| 40 | 24″ | 48″ | 11″ | 48.00 |