Plumbing

Attwood Marine Scupper 1-1/2 Thru Transom 3881-1The popular 3876 scupper mounted to a 3875B 1-1/2" thru-hull as a complete assembly. Made of high-impact corrosion resistant white plastic with flapper valve that opens outward to dump water overboard and...

1" NPS NPT Combo Bronze Thru Hull Features: NPSM / NPT combination thread C83600 Bronze Sizes from 1/2" to 5" UL Listed 647B Available with (-W) or without nut (-L) BSPP and Stainless Steel models available

1" NPT Bronze In-Line Ball Valve Features: Female NPT Threads 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in the open position) or for draining Selectable handle rotation Handle has square hole to...

Seachoice Drain Plug-Screw Type-Nylon 18781 Black nylon screw type drain plug features an "O" ring for positive sealingFine threads maintain sealing under high vibration conditionsMounts in a 1" diameter hole and mounts with two #8 screwsMounting flange:...

1-1/4" NPT x 1-1/4" ID Bronze Pipe to Hose Straight Fitting Features: Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 5" Standard Flow UL Listed 647B Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not...

ARG-1253 Sight Glass Fits ARG-1250Sight glass fits the ARG-1250.

Sea-Dog Line Deck Fill 1-1/2 Nylon For Gas 357010-1Black nylon body. Gas and water caps include safety chains. Use #10 FH fasteners. Clam shell.

1-1/4" NPS NPT Combo Scoop Thru Hull Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 Bronze Sizes from 1/2" to 2-1/2" Available with or without nut BSPP models available

Attwood Marine Thru Hull SS 1-1/2" 66551-3Cast from 316 stainless steel. A channel under the flange holds a bead of sealant. All models have wrench flats or an end notch. Designed for installation above the water line only. Lifetime warranty.

Groco Service Kit (Arg-500 Arg-750) Arg-1Service kits for ARG strainers. Contain cap O-ring, sight glass O-ring, washer and drain wingnut gasket.

Perko 1 Thru Hull Connection Bulk 0328Dp6Molded white plastic with broad flange. For use with hose. Not recommended for use below waterline. UL Listed

1" NPS NPT Combo Scoop Thru Hull Features: Designed for increased flow compared to standard Thru Hulls NPSM / NPT combination thread C83600 Bronze Sizes from 1/2" to 2-1/2" Available with or without nut BSPP models available

Bronze Baitwell Pump Features: 17 GPM flow is ideal for baitwell circulation or any onboard pumping job that needs high GPM flow but relatively low pressure. Inlet is threaded 3/4" NPT. Discharge is threaded 1/2” NPT inside. Garden hose adaptor is...

Stainless Steel Hose Barb Thru-Hull Fitting - 1"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B

Perko Scupper Valve Assembly (1) 0365DpMolded white plastic with soft black flapper valve. Without thru-hull and mounting hardware. For surface mount applications. Flange is 2-7/8" diameter.

Sea-Dog Line Deckfill 1-1/2" Water No Key 357033-1Injection molded fiberglass filled nylon. Does not require grounding. Each deck fill has a special cap with a built-in key for easy cap removal. Cap threads are 1-1/4" x 11-1/2 NPSM-Straight. Gas, diesel;...

Beckson Marine Drain Plug 1" Black Dp10-BA screw-type with patented self-cleaning thread design. Ideal installation for transom of small boats, fish wells, coolers, ice chest, water tanks, etc. Part should be mounted in 1" ID hole with two stainless...

3/4" NPT x 3/4" ID Bronze Pipe to Hose Straight Fitting Features: Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 5" Standard Flow UL Listed 647B Note- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not...

Bronze Pipe Nipple - 1/2" NPT Features:Cast-in wrench flat simplifies installation and removalNPT x NPT ConnectionC83600 Bronze  Full flow  Note-C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for...

Rule Bilge Pump-500gph 24V 25Da24Our pumps are tested to the highest standard, resulting in higher flow with better efficiency.Higher Flow optimized impeller to provide greater flow at the same amperageBuilt-in Thermal Cut-Off (TCO)Back Flow Prevention...