Introduction External Lagging of Rigid Ducting Internal Lining of Rigid Ducting Thermal Conductivity Compression Resistance Sound Absorption Insertion Loss Fixing Fire Rating Air Erosion Test Back to Index page

Tontine Black Liner RIGID DUCT INSULATION Cont. ..Thermal Conductivity ..Compression Resistance ..Sound Absorption Frequency             Product 125 250 500 1000 2000 4000 NRC TBL 20/25 TBL 20/25-perf TBL 32/25 TBL 32/25-perf TBL 48/25 TBL 48/25-perf 0.17 0.12 0.20 0.16 0.15 0.13 0.30 0.33 0.28 0.33 0.35 0.38 0.45 0.49 0.52 0.55 0.60 0.62 0.55 0.62 0.69 0.74 0.75 0.78 0.62 0.76 0.73 0.85 0.83 0.89 0.67 0.61 0.78 0.66 0.93 0.74 0.50 0.55 0.55 0.60 0.65 0.65 Frequency             Product 125 250 500 1000 2000 4000 NRC TBL 20/50 TBL 20/50-perf TBL 32/50 TBL 32/50-perf TBL 48/50 TBL 48/50-perf 0.27 0.25 0.23 0.29 0.21 0.23 0.54 0.49 0.52 0.49 0.56 0.52 0.74 0.74 0.81 0.79 0.86 0.84 0.85 0.90 0.90 0.96 1.03 1.01 0.88 0.76 0.95 0.84 1.04 0.96 0.87 0.86 1.01 0.90 0.99 0.99 0.75 0.70 0.80 0.75 0.85 0.85