Duct Mufflers

Duct Mufflers

Duct Mufflers - Air and Ventilation for Hydroponics and Horticulture use

  • 4'' Inline Duct Muffler 4'' Inline Duct Muffler

    4'' Inline Duct Muffler

    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...
    $49.90