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DUCT BOARD JM 1X48X120 475

DBJM410

Micro-Aire Fiberglass Duct Board (MAD Board) - Used to fabricate ducts for commercial and residential construction - Airstream side features a black fiberglass mat - Exterior surface features a fire-resistant foil-scrim-kraft facing extending the full width of the male edge to serve as an integral closure flap for section joints - Molded with double-density, male female edges for secure connections - Less air leakage compared to metal ducts - Will not support microbial growth - Maximum temperature: 250 F - Maximum air velocity: 5,000 fpm - Noise reduction coefficient: 0.85 (R-6.5) - Recycle content: 10% - Specification compliance: - ASTM E84 - NFPA 90A/90B - Can/ULC S102-M88 - ICC Compliant - MEA# 237-86-M - UL Listed- Quantity designation: - CT = Carton - PT = Pallet Type 475 Mat-Faced Micro-Aire (Male/Female) - Noise reduction coefficient: 0.70
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    DBJM410

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