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Flush Thru-hull Valves

Flush Thru-hull Seacocks in a range of styles by Forespar Marine. With plenty of options when it comes to your boats plumbing we often find the Catalogues a great place to start or using our website filters to narrow down the selection of what you need.

The 93 Series Valves are made of MARELON which is an extremely strong, marine-grade, polymer composite for long term use in all applications.

Create Customised Valves Manufactured To Fit Your Exact OEM Specs

• For Use Above or Below Waterline
• Exclusive Polymer Formulation That Will Never Corrode
• Can be Used with Any Hull Material
• Requires No Bonding Wires
• Immune to Lightning Strike Damage
• Saves Weight for Better Speed & Efficiency

MARELON products are ABYC compliant and can be used above and below the waterline.

Arrows on Marelon Integrated Plumbing images indicate water flow direction. Please be aware that sometimes image shows other variations of thru-hull.

We have some great blog posts on the Forespar Marelon Plumbing as well as number of Catalogues and Tech Sheets on Marine Plumbing.

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1-1/2 inch Y-Valve Seacock Flush Thru-Hull with Engine Flush-Out Top

FS932276
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$503.75 Inc. GST (AU only)
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2 inch Y-Valve Seacock Flush Thru-Hull with Engine Flush-Out Top

FS932278
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$563.30 Inc. GST (AU only)
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1/2 inch Dual Drain Seacock Flush Thru-Hull with Female Thread Top

FS932532
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$189.85 Inc. GST (AU only)
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3/4 inch Dual Drain Seacock Flush Thru-Hull with Female Thread Top

FS932533
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$201.91 Inc. GST (AU only)
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1 inch Dual Drain Seacock Flush Thru-Hull with Female Thread Top

FS932534
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$323.46 Inc. GST (AU only)
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1-1/4 inch Dual Drain Seacock Flush Thru-Hull with Female Thread Top

FS932535
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$339.55 Inc. GST (AU only)
UNIT
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1-1/2 inch Dual Drain Seacock Flush Thru-Hull with Female Thread Top

FS932536
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$449.00 Inc. GST (AU only)
UNIT
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2 inch Dual Drain Seacock Flush Thru-Hull with Female Thread Top

FS932538
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$532.70 Inc. GST (AU only)
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1/2 inch Dual Drain Seacock Flush Thru-Hull with Straight Barb Top

FS932542
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$189.85 Inc. GST (AU only)
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