Forespar Marelon Y Valves

$55.80 to $70.18

$55.80 to $70.18

Forespar Marelon Y Valves are ideal for marine environments because they will not rust or corrode and offer simple, dependable service on your boat. Molded from Marelon, Forspar's proprietary marine grade plastic, these Y Valves are an essential piece of equipment when the flow of water or other fluids must be conveniently diverted. Typical uses are marine head applications where a holding tank is utilized. They are operated by a simple 120 Deg. movement and have positive stops between positions.

  • Y Valves are available in 3/4", 1", 1-1/8" and 1-1/2" sizes
  • Offers an improved, stronger valve handle design
  • Can be easily mounted to a bulkhead
  • Repair kit can be used with 1" and 1-1/2" Y-Valves (kit includes handle and all internal parts)

Item #
Barb Size
Forespar Marelon Y Valve, 3/4"
Item #:531577-3/4"
Model: MF854
Barb Size: 3/4"
Forespar Marelon Y Valve, 1"
Item #:531577-1"
Model: MF853
Barb Size: 1"
Forespar Marelon Y Valve, 1-1/2"
Item #:531577-1-1/2"
Model: MF852
Barb Size: 1-1/2"
Forespar Marelon Y Valve, 1-1/8"
Item #:531577-1-1/8"
Model: MF 855
Barb Size: 1-1/8"

Ratings & Reviews

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Barbara Langan


Quick and easy to find exactly what I wanted.


Forespar Products Corp. warrants all products manufactured by it to be free from factory defects in material and workmanship under normal use and with normal maintenance for a period of thirty six 36 months from the date of initial retail sale. The Limited Warranty is extended only to the original retail purchaser and does not run to any subsequent purchaser. Proof of purchase is required.


  • All returns must be recevied within 30 days of receipt of the order.
  • Manufacturer defects reported within 30 days of receipt will be supplied a pre-paid label for return shipping upon approval.
  • Please contact Go2marine LFS Marine and Outdoor for Manufacture Defects, Returns and help with Warranties.