Ah, the sound of silence! Parker marine air filter/silencers from RG Group removes air contaminants from inside and outside of the vessel plus reduces the noise level up to 10 db. These filtering over achievers employ a unique design that not only traps sand and salt but even carpet fibers within its oil-impregnated filter media. So, when you are selecting your next marine air filter/silencer, get the best of both worlds – exceptional filtration and powerful noise reduction.