Mammoth Duct Liner is designed for use within HVAC ducting systems to absorb noise and thermally insulate the duct. 

• Mammoth polyester products are backed by a 50 year manufacturer's warranty
• Thermal Conductivity: ASTM C518-91 (25mm samples)
  • Conductivity at 10˚C mean: 0.0396 W/m.k
  • Conductivity at 20˚C mean: 0.0421 W/m.k
  • Conductivity at 30˚C mean: 0.0447 W/m.k
• Non-toxic and Non-irritant: OSH Health and Safety Guidelines for the Selection and Safe Handling of Synthetic Mineral Fibres.  Department of Labour, 1194, P18.
• Fire Testing:
• AS1530 Part 3 - Ignitability (0), Spread of Flame (0), Heat Evolved (0) and Smoke Developed (2)
• VOC Emission Test: Total VOC < 0.005mg/m3 (level below detection) and Formaldehyde < 0.009mg/m3 (level below detection)
• Non Corrosive: AS/NZS4859.1 (Polyester has alkalinity of PH7.8
• Vermin Resistant: not a food source for vermin (and not treated)
• Moisture Resistant: 0.3% — Water Vapour Sorption by weight
• Anti-fungal Efficacy: ASTM G21-96 (incubated at 30˚C for 28 days) - Growth rate: 0 (scale 0-4)