What Marelon Is

About Marelon®

Marelon® is a proprietary formulation of polymar composite compounds using composite reinforced polymer and additives to produce a superior marine-grade product.

For use above and below the waterline
Precision molded plumbing systems
Complete freedom from corrosion
U.L. and A.B.Y.C. approved
Forespar "93" series valves and thru-hull fittings meet all design criteria and exceed all mechanical property requirements specified by the International Standards Organization

Marelon® Comparision Chart

	U.V. Degradation	Corrosion Resistance	Abrasion Resistance	Tensil Strength**	Flexural Modulus***	*ABYC Reg.**	*U.L. Reg.**	Total Score
MARELON®	10	10	10	10 (27,000psi)	10 (1,300,000mPa)	10	10	70
NYLON	6	10	5	10 (12,000psi)	4 (410,000mPa)	0	0	35
ACETAL	5	10	6	5 (10,000psi)	5 (450,000mPa)	0	0	31
PVC	3	10	2	3 (5,015psi)	3 (434,000mPa)	0	0	21
POLYPROPYLENE	8	10	7	2 (4,150psi)	2 (75,000mPa)	10	10	29
BRONZE	10	4	10	10 (35,000psi)	10 (15,000,000mPa)	10	10	64
BRASS	10	0	10	10 (45,000psi)	10 (11,000.00mPa)	0	0	40

* MINIMUM PHYSICAL PROPERTIES REQUIRED FOR APPROVAL ARE: Tensil strength 10,900psi 75mPa. Flexural modulus 500,000psi 3480mPa

** Value by test to ASTM D638 (American Society of Testing & Materials) Marelon is a registered trademark of Forespar Products Corporation.

***Value ny test to ASTM D790 (American Society of Testing & Mate

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