Duct Liner: 56 1/4 in Wd, 50 ft Lg, 0.55 Noise Reduction Coefficient (NRC), 1 in Thick
Item: 45AR91,
MFR: 6RSKD100050-5625,
Brand: K-FLEX USA
| Product Type | Duct Liner |
| Width | 56-1/4 in |
| Length | 50 ft |
| Noise Reduction Coefficient (NRC) | 0.55 |
| Material | NBR/PVC Based Elastomeric |
| Thickness | 1 in |
| Color | Gray |
| Standards | ASTM E-84 |