Description Manuals Videos Articles Clemco 23886 - Ear Muffs for Apollo Helmets w/ Web Suspension This a replacement Ear Muff for Clemco Apollo 20, Apollo 60 & Apollo 600 Breathing Air Respirator using a Web Suspension.. Noise Reduction Rating 21 dB, CSA Class B. Supplied Air Respirators: More Than Just A Fashion Statement Customers Also Viewed Clemco Apollo 60 and Apollo 600 Inner Lenses,… #04367 $17.81 Clemco Apollo 60 and Apollo 600 Outer Lens Co… #04361 $21.92 Clemco Apollo 600 Intermediate Lenses, 25 Pac… #04373 $37.53