Marine Plumbing & Ventilation

1560 products


  • Commodore 5.5 GPM Water Pump - 12V [CM-55-55D] Commodore 5.5 GPM Water Pump - 12V [CM-55-55D]

    Commodore 5.5 GPM Water Pump - 12V [CM-55-55D]

    9 in stock

    5.5 GPM Water Pump - 12VThe 5.5 GPM 12V High-Powered Multi-Use Water Pump delivers exceptional performance and versatility, making it the perfect solution for freshwater supply, washdowns, livewell circulation, and water transfer. Built with a powerful five-chamber diaphragm, this heavy-duty pump ensures high water flow while reducing cycling for smooth and consistent operation. With a shut-off pressure of 60 PSI, it provides precise pressure control for multiple fixtures operating simultaneously.Designed for durability and reliability, the 55-Series pump features waterproof sealing, run-dry capability, and excellent heat dissipation, ensuring extended pump life and quiet operation. Its compact, efficient design makes it ideal for marine, RV, and industrial applications, offering flexibility without sacrificing performance. Backed by a 4-year warranty and compliant with RoHS, SGS, and ISO standards, this pump guarantees superior quality and peace of mind.Features:  High-Flow Performance: The five-chamber diaphragm design delivers up to 5.5 GPM with reduced cycling, ensuring a smooth, powerful water flow for up to 5 fixtures simultaneously. Precision Pressure Control: Shut-off pressure of 60 PSI provides stable and predictable performance, perfect for high-demand water supply and washdown applications. Run-Dry Capability: Designed to handle dry running under normal workloads without damage, offering enhanced durability and peace of mind during operation. Multi-Purpose Functionality: Ideal for freshwater supply, saltwater washdowns, livewell/baitwell circulation, water transfer, and more – a versatile pump for boats, RVs, and industrial use. Built-In Bypass Function: Reduces rapid cycling and enhances pump efficiency by allowing water to flow back to the inlet side of the pump during bypass mode. Durable and Quiet Operation: Built with waterproof seals, a dustproof motor, and superior heat dissipation, this pump operates quietly and efficiently while extending its lifespan. Easy Installation and Maintenance: Includes 9-inch (22.8 cm) 16 AWG leads for secure wiring and standardized fittings for hassle-free connection to your water system. 4-Year Warranty: Backed by COMMODORE’s 4-year warranty and compliant with RoHS, SGS, and ISO standards, ensuring premium quality and reliable performance.. Specifications: Voltage: 12V Open Flow Rate: 5.5 GPM (Gallons Per Minute) Shut-Off Pressure: 60 PSI (4.2 BAR) Priming Capabilities: 6 feet (1.8 meters) suction lift Max Draw: 15.0A Max Temperature: 140°F (60°C) Ports: 1/2"-14 MNPT Max Recommended Temperature: 140°F (60°C) Unit Weight: 6.08 lbs (2.76 kg) Included Components: Dual-size straight fitting and filter Quick-connect wiring for hassle-free setup Specifications: Gallons Per Minute: 5.5 Volts: 12 Box Dimensions: 6"H x 6"W x 11"L WT: 7.1 lbs UPC: 817683023109 Brochure (pdf)

    9 in stock

    $229.99

  • Sale -33%Last stock! GROCO 93-3000-02 Stainless Steel Replacement Screen f/APHS-3000 - Size 2 (.125") Perforation Diameter [93-3000-02]

    GROCO 93-3000-02 Stainless Steel Replacement Screen f/APHS-3000 - Size 2 (.125") Perforation Diameter [93-3000-02]

    3 in stock

    Stainless Steel Replacement Screen f/APHS-3000 - Size 2 (.125") Perforation DiameterFeatures: Replacement Screen Stainless Steel Size 2 (.125") Perforation Diameter Specifications: Material: Stainless Steel Box Dimensions: 1"H x 6"W x 10"L WT: 0.25 lbs UPC: 742985128644

    3 in stock

    $59.00$39.50

  • Shurflo by Pentair Twist-On Water Strainer - 1/2" Barb Inlet - Clear Bowl [255-323]

    Shurflo by Pentair Twist-On Water Strainer - 1/2" Barb Inlet - Clear Bowl [255-323]

    40 in stock

    Twist-On Water Strainer - 1/2" Barb Inlet - Clear BowlClean, clear economical strainers eliminate unnecessary repairs by keeping debris and other particles out of the pump. Screws directly on the pumphead. Transparent design shows when it is time to clean the bowl. Easy disassembly, cleaning and reassembly.Features: 50-Mesh SS Screen Easy to Install to Pump Head Clear, Clean Plastic Construction Makes it Easy to See When Cleaning is Needed Keeps Debris out of the Pump Easy Disassembly for Cleaning WARNING: This product can expose you to chemicals including Diisononyl Phthalate (DINP) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

    40 in stock

    $17.50

  • Sale -22% Dometic 964 Portable Toilet w/Mounting Brackets - 2.5 Gallon - Platinum [311096406]

    Dometic 964 Portable Toilet w/Mounting Brackets - 2.5 Gallon - Platinum [311096406]

    7 in stock

    964 Portable Toilet with Mounting Brackets - 2.5 Gallon - PlatinumThe simple, self-contained and adult-sized SaniPottie 964 Portable Toilet provides recreational boaters with convenience and user-friendly performance.  The bellows-style flush delivers a bowl-clearing rinse every time. Its durable, easy-to-clean construction and secure locking side latches ensure reliable long term performance. Features: High-density polyethylene construction withstands demanding conditions Easy-to-clean, scratch-resistant finish Includes hold down brackets for permanent installation Secure-locking side latches Technical Specifications: Color - Platinum Flush Method - Manual Handle Capacity - 2.6 Gallon/9.8 L freshwater tank/2.5 gal. (9.5 l) waste tank Seat Close - Standard Weight - 12 Pounds Seat Height - 12" Material - Plastic Size - 16.5" Depth x 12.5" Height x 14.5" Wide Water Supply - Freshwater (self-contained) Discharge - Spout on bottom of tank New Item # 9108554387 WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm, and Diisononyl Phthalate (DINP) which is known to the State of California to cause cancer, and ARSENIC which is known to the State of California to cause cancer or other reproductive harm. For more information go to P65Warnings.ca.gov.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.

    7 in stock

    $129.99$101.50

  • Sale -42% Dometic Holding Tank Vent Filter [309311004]

    Dometic Holding Tank Vent Filter [309311004]

    57 in stock

    Holding Tank Vent FilterDometic goes that extra mile so that you don't have to and reducing the use of chemicals is always our aim, especially in a marine environment.  The Dometic DVF vent filter ensures just that and is designed to absorb odors from a holding tank vent and keep the surrounding air clean and pleasant.  The vent filter eliminates the need for any holding tank chemicals since it is manufactured with superbly effective odor-absorbing filter material. Adapters for different vent hose sizes are included in the kit.Features: No chemicals needed Absorbs odors Environmental awareness Brochure (pdf)

    57 in stock

    $168.99$97.50

  • Sale -23%Last stock! Dometic 975 MSD Portable Toilet w/Mounting Brackets - 5 Gallon - Grey [301197506]

    Dometic 975 MSD Portable Toilet w/Mounting Brackets - 5 Gallon - Grey [301197506]

    4 in stock

    975 MSD Portable Toilet with Mounting Brackets - 5 Gallon - GreyPowerful flushing at the touch of a button sets the new 970 portable toilet series apart from the rest.  Requires no manual pumping or batteries, yet delivers a robust bowl-clearing flush every time.  The 9.8 L tank, with a tank level indicator, contains enough water for 27 flushes.  When it is time to empty it, the extra-long discharge pipe is a sure safeguard against mess. Just as convenient as a household toilet.Due to an innovative product design this high-quality toilet offers powerful flushing with less pumping as well as splash-free operation and discharge.  Easy to use push-button operation.Features: High-strength ABS construction withstands harsh environments; smooth, easy-to-clean finish Prismatic tank level indicator allows easy tank level monitoring Less mess due to an extra long pivoting discharge spout Push-button flush clears bowl instantly Full-size seat for comfort Latching lid for security Includes mounting brackets Comes with Marine Sanitary Device (MSD) which allows toilet to be plumbed for direct overboard, dockside pump-out or remote tank discharge Technical Specifications: Color - Grey Flush Method - Manual Handle Capacity - 5 Gallon/18.9 L Seat Close - Standard Weight - 14 Pounds Set Height - 15.25" Size - 15.25" Depth x 15.25" Height x 13-2/16" Wide Water Supply - Freshwater (self-contained) Discharge - Spout on bottom of tank or MSD fitting kit  New Item # 9108552692 WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm, and Diisononyl Phthalate (DINP) which is known to the State of California to cause cancer, and ARSENIC which is known to the State of California to cause cancer or other reproductive harm. For more information go to P65Warnings.ca.gov.This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Owner's Manual (pdf)

    4 in stock

    $167.99$129.50

  • Sale -31% Rule 1500 GPH Non-Automatic Bilge Pump - 24v [03]

    Rule 1500 GPH Non-Automatic Bilge Pump - 24v [03]

    10 in stock

    Rule 1500Non-Automatic 24vHigh pumping capacity and reliability at a lower cost. The Rule 1500 offers more pumping capacity and more exclusive design features than any comparable competitive pump. 1-1/8" (28.6mm) discharge outlet.FEATURES Fully Submersible Easy clean snap lock strainer Silent and vibrationless operation Anti-airlock protection Compact, efficient long life motor Ignition protected No burn-out when run dry Rust and Corrosion protection Used by leading boatbuilders worldwide marine grade blocked wiring WARNING: This product can expose you to chemicals including FORMALDEHYDE (GAS) which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov. Specifications: Gallons Per Hour: 1500 GPH Operation: Non-Automatic Outlet Size: 1-1/8" Volts: 24v Type: Electric Box Dimensions: 5"H x 6"W x 7"L WT: 3.1 lbs UPC: 042237083609 Owner's Manual (pdf)

    10 in stock

    $163.99$113.50

  • Sale -23%Last stock! Frabill Whisper Quiet Aerator [FRBAP20] Frabill Whisper Quiet Aerator [FRBAP20]

    Frabill Whisper Quiet Aerator [FRBAP20]

    1 in stock

    Whisper Quiet AeratorFeatures: Powerful and quiet rotary pump Water-Resistant gasket design Anti-back-flow check valve Operates on 2 D batteries Universal hang-on clip with stability posts

    1 in stock

    $44.99$34.50

  • Sale -36%Last stock! Viega MegaPress 316 FKM FPT Adapter - 1" x 1" (FPT) [91250]

    Viega MegaPress 316 FKM FPT Adapter - 1" x 1" (FPT) [91250]

    3 in stock

    MegaPress 316 FKM FPT Adapter - 1" x 1" (FPT)Features: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection, female pipe thread Components:FKM sealing element, grip ring, separator ring Specifications: Construction: Stainless Steel Box Dimensions: 2"H x 2"W x 3"L WT: 0.6 lbs

    3 in stock

    $210.37$134.50

  • Sale -36%Last stock! Viega MegaPress 316 FKM 1" Coupling w/Stop [91110]

    Viega MegaPress 316 FKM 1" Coupling w/Stop [91110]

    4 in stock

    MegaPress 316 FKM 1" Coupling with StopFeatures: For use with Sch. 5 to Sch. 40 stainless steel pipe 316 stainless steel Press connection Components:FKM sealing elements, grip rings, separator rings Specifications: Construction: Stainless Steel Box Dimensions: 2"H x 2"W x 4"L WT: 0.5 lbs

    4 in stock

    $126.65$81.50

  • Sale -21% Attwood Automatic Float Switch - 12V & 24V [4202-7] Attwood Automatic Float Switch - 12V & 24V [4202-7]

    Attwood Automatic Float Switch - 12V & 24V [4202-7]

    7 in stock

    Float SwitchPart #: 4202-7Converts bilge pumps to fully automatic operation. Maximum amp draw is 12 amps (at 12-volt D.C.) or 6-amps (at 24-Volts D.C.). Features a compact, low profile design that mounts on any surface from a horizontal up to a 24x angle. Incorporates a reliable and affordable mechanical switch that actuates pump motor at 2" water level. Wire leads do not flex or hinge with the float as on some competitive models. Integral cover dampens bilge sloshing to reduce pump cycling, and prevents debris interference. Sealed switch mechanism resists moisture, fume-ignition, and electrical shock. Contains no mercury, which is listed as a health hazard and "Persistent Toxic Substance" in over 26 states.Float switch installs directly onto the rear slots of the V-Series pump bracket. Features a convenient test knob to test pump operation.Features: 36" Wire 12V & 24V CE Rated WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov. Specifications: Volts: 12/24v Type: Switches Box Dimensions: 3"H x 6"W x 9"L WT: 0.4 lbs UPC: 022697420275 Quick Guide (pdf)

    7 in stock

    $37.50$29.50

  • Sale -33% Shurflo by Pentair 1500 Bilge Pump - 12 VDC, 1500 GPH [358-000-10]

    Shurflo by Pentair 1500 Bilge Pump - 12 VDC, 1500 GPH [358-000-10]

    8 in stock

    1500 Bilge Pump - 12 VDC, 1500 GPHHeavy duty and built to last. SHURFLOs 1500 GPH nylon bilge pump offers a unique motor cooling system to ensure efficient performance and long life. Installation is a snap with our patented swivel base and 6' tinned wire assembly.Features: 3' Tinned Wire Assembly Anti-Airlock Tough Nylon Housing Ignition Protected Water Cooled Motors - Extended Life 3 Year Warranty CE Listed This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications: Volts: 12v Operation: Non-Automatic Gallons Per Hour: 1500 GPH Type: Electric Box Dimensions: 6"H x 7"W x 9"L WT: 5.5 lbs UPC: 752324010110

    8 in stock

    $159.66$107.50

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