Marine Exhaust Systems, Inc.

QUIET ZONE ® BOTTOMLESS LIFT MUFFLER THRU HULL DIFFUSER AND COWLING FOR UNDERWATER DISCHARGE APPLICATIONS
Linear Series Inline Mufflers Thin Line Mufflers Bottomless Bypass Mufflers Vertical Series Mufflers Side Kick Mufflers Genset Mufflers

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	Bottomless Lift Muffler:
	Muffler Sound Quality: Normal tone conversation can easily be heard over engine exhaust sound.
	Application: Engine room / Hull side positioning.
	Very compact ·Very Quiet.
	Accepts a wide variety of exhaust system configurations.
	Inlet(s) on Muffler are positioned per application requirements.
	Surge resistant.
	The bottom of muffler must be above the water line.
	Material: Biaxial E-Glass/Vinylester, fire retardant (Class 1) Hetron FR 992 resin.
	Can be flanged on bottom for ease of installation.
	Molded Gelcoat Finish Color: High gloss bright white. Show Quality finish available upon request.
	Weight: Light for size - muffler specific.
	316L Stainless steel crush resistant rings installed at all muffler hose connections.

	Exhaust Thru Hull Diffuser:
	Purpose: A predesigned shape that will provide proper exhaust ejection without flow restriction.
	Material: Biaxial E-Glass/Vinylester, fire retardant (Class 1)...Hetron FR 992 resin.
	Thickness: Approximately 5/32" thick.
	Shape is easily inserted into bottom of hull, then laminated to desired thickness.

	Underwater Discharge Cowls:
	Directs exhaust gas across hull bottom.
	Allows smooth exhaust gas exit.
	Promotes exhaust gas flow disintegration.
	Promotes thin layer gas turbulence which remains close to hull Bottom.
	Material: Biaxial E-Glass/Vinylester, fire retardant (Class 1)...Hetron FR 992 resin.

	Underwater Discharge Cowl for tunnel and jet drive applications:
	Directs exhaust gas out the side of the hull.

MARINE EXHAUST SYSTEMS INC. IS THE ONLY EXHAUST MANUFACTURER THAT DESIGNS AND FABRICATES BOTH STAINLESS STEEL EXHAUST PIPE(S) AND FIBERGLASS COMPONENTS - SUPPLYING A TOTAL "TURBO TO TRANSOM ® " OR "TURBO TO UNDERWATER DISCHARGE" EXHAUST PACKAGES.