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  • DL Wholesale Inline Duct Muffler, 4 in. DL Wholesale Inline Duct Muffler, 4 in.

    DL Wholesale Inline Duct Muffler, 4 in.

    These fully assembled high-performance Duct Mufflers are non-toxic, fire-resistant, and use commercial grade acoustical neoprene foam made specifically for sound deadening.Connect them to your fan and ducting and reduce your noise output by up to 25dba...

    $69.99 $36.81
  • Phat Ducting Muffler, 35" x 12"

    Phat Ducting Muffler, 35" x 12"

    Shut Up Your Fans With The Phat Muffler!The Phat Muffler is the best and most recognized Duct & Fan Muffler on the international market-easily handling the loudest fan noise, giving you peace of mind.Phat Mufflers use an extra thick glass fiber pack...

    $245.66 $174.55
  • Phat Ducting Muffler, 30" x 8"

    Phat Ducting Muffler, 30" x 8"

    Shut Up Your Fans With The Phat Muffler!The Phat Muffler is the best and most recognized Duct & Fan Muffler on the international market-easily handling the loudest fan noise, giving you peace of mind.Phat Mufflers use an extra thick glass fiber pack...

    $147.28 $106.65
  • Phat Ducting Muffler, 26" x 6"

    Phat Ducting Muffler, 26" x 6"

    Shut Up Your Fans With The Phat Muffler!The Phat Muffler is the best and most recognized Duct & Fan Muffler on the international market-easily handling the loudest fan noise, giving you peace of mind.Phat Mufflers use an extra thick glass fiber pack...

    $128.36 $94.04
  • Phat Mini Ducting Muffler, 13" x 6"

    Phat Mini Ducting Muffler, 13" x 6"

    Shut Up Your Fans With The Phat Muffler!The Phat Muffler is the best and most recognized Duct & Fan Muffler on the international market-easily handling the loudest fan noise, giving you peace of mind.Phat Mufflers use an extra thick glass fiber pack...

    $124.64 $91.13

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