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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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