Shipping charges are updated.See details

Marine Plumbing & Ventilation

1275 total items

Rule 1207R 1-1/8" Port - 90 Barb [1207R]

SKU: 83930

1207R 1-1/8" Port - 90° BarbPort Fitting - 29mm (1-1/8") 90° Hose Barb

Rule 1207R 1-1/8" Port - 90 Barb [1207R]

SKU: 83930
in stock

Sale price $8.99

Save $3

Rule Deluxe 3-Way Panel Lighted Switch f/Auto Float 24/32VDC [42]

SKU: 56918

Deluxe 3-Way Panel Lighted Switch f/Auto Float 24/32VDCControls any pump equipped with an automatic float switch. Toggle has three positions (automatic, off, or manual) and has a "fail safe" spring...

Rule Deluxe 3-Way Panel Lighted Switch f/Auto Float 24/32VDC [42]

SKU: 56918
in stock

Sale price $35.99

Save $16

Rule Replacement Strainer Base f/Round 300-1100gph Pumps [275]

SKU: 48262

Replacement Strainer BaseReplacement Strainer f/ Round Rule Pumps w/Flow Rate 300-1100gphWARNING: This product can expose you to chemicals including STYRENE which is known to the State of California to cause...

Rule Replacement Strainer Base f/Round 300-1100gph Pumps [275]

SKU: 48262
in stock

Sale price $6.99

Save $2

Rule Rule-Mate 500 Fully Automated Bilge Pump - 12V [RM500B]

SKU: 75163

Rule-Mate® 500 Fully Automated Bilge Pump - 12VFeatures: State-of-the-art water sensing technology Pump turns on when water level rises and shuts off when water is removed No float switch required...

Rule Rule-Mate 500 Fully Automated Bilge Pump - 12V [RM500B]

SKU: 75163
in stock

Sale price $65.99

Save $30

Rule 360GPH Standard Bilge Pump - 12V [24DA]

SKU: 64165

360GPH Standard Bilge Pump - 12VCustomers talk about flow, they want the water out of the bilge, andfast. Improved design and performance means that our next generation 360GPH pump will...

Rule 360GPH Standard Bilge Pump - 12V [24DA]

SKU: 64165
in stock

Sale price $21.99

Save $10

Rule 1800 Sump/Utility Pump w/8' Cord - 110V Automatic [A53S]

SKU: 48260

110V Sump Pump - 8' CordDesigned to remove water from basements, garages, stairwells, utility rooms, backyards, sumps, pools, pool covers, boats, and other utility applications. 1800 gph8' CordAutomatic3 Year WarrantyWARNING:...

Rule 1800 Sump/Utility Pump w/8' Cord - 110V Automatic [A53S]

SKU: 48260
in stock

Sale price $210.99

Save $96

Rule 500GPH Electronic Sensing Bilge Pump - 24V [25SA-24]

SKU: 64160

500GPH Electronic Sensing Bilge Pump - 24VIn the next generation sensing bilge pumps, the 500GPH 24V S series pump works on the principle of impeller resistance. The pump will turn...

Rule 500GPH Electronic Sensing Bilge Pump - 24V [25SA-24]

SKU: 64160
in stock

Sale price $86.99

Save $40

Rule Stainless Steel Debris Strainer [70]

SKU: 31516

Stainless Steel Debris StrainerExtra measure of protection for use on round based Rule pumps up to 3700 GPH (14010 LPH). Installs directly into existing strainer. Filters out excess debris and...

Rule Stainless Steel Debris Strainer [70]

SKU: 31516
in stock

Sale price $4.99

Save $2

Rule Rule-A-Matic Plus Float Switch w/Fuse Holder [40FA]

SKU: 34564

Rule-A-Matic® Plus Float Switchwith fuse holderSleek and rugged, the Rule-A-Matic Plus float switch has a strong, fully integrated, impact resistant cover, which protects against debris and jamming. 14 gauge highly...

Rule Rule-A-Matic Plus Float Switch w/Fuse Holder [40FA]

SKU: 34564
in stock

Sale price $47.99

Save $22

Rule 1500 G.P.H. "Gold Series" Bilge Pump [04]

SKU: 31489

Rule 1500High 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...

Rule 1500 G.P.H. "Gold Series" Bilge Pump [04]

SKU: 31489
in stock

Sale price $122.99

Save $56

Rule "FC" Tournament Series 500 GPH Livewell/Aerator w/ Seacock Inlet [401FC]

SKU: 34519

"FC" Tournament Series™ Removable Motor CartridgeFor Thru-Hull Applications Straight 4-3/4" Pickup TubeThese new pumps are built on Rule's unsurpassed quality and leadership in pump design and technology. The innovative design...

Rule "FC" Tournament Series 500 GPH Livewell/Aerator w/ Seacock Inlet [401FC]

SKU: 34519
in stock

Sale price $50.99

Save $24

Rule Tournament Series Bronze Base 1600 GPH Livewell Pump [209B]

SKU: 34550

Tournament Series, Bronze Base 1600, Livewell PumpDesigned for the toughest applications; the Tournament Series pump is the highest capacity livewell pump in today's market. Pump features a bronze base, Anti-Airlock...

Rule Tournament Series Bronze Base 1600 GPH Livewell Pump [209B]

SKU: 34550
in stock

Sale price $179.99

Save $83

Rule SuperSwitch Float Switch [37A]

SKU: 31517

SuperSwitch™ Float SwitchNow backed by a 5 year warranty, the non-mercury SuperSwitch is designed for the toughest applications. Design includes marine grade 14 gauge blocked wire, larger float for increased...

Rule SuperSwitch Float Switch [37A]

SKU: 31517
in stock

Sale price $53.99

Save $24

Rule Side Mount Bracket f/360-1100gph Round Pumps [66]

SKU: 48270

Side Mount BracketRound pumpsFlow Ratet360 - 1100 (gph)WARNING: This product can expose you to chemicals including NICKEL (METALLIC) which is known to the State of California to cause cancer. For...

Rule Side Mount Bracket f/360-1100gph Round Pumps [66]

SKU: 48270
in stock

Sale price $12.99

Save $3

Rule 500 GPH Standard Bilge Pump Kit w/Float Switch - 12V [25DA-35A]

SKU: 75182

500 GPH Standard Bilge Pump Kit with Float Switch - 12VFeatures: Completely submersible 500 GPH/1893 LPH Ignition protected Mercury-Free Switch Stainless Steel Shaft High Abrasion, Tin Coated Silicone Blocked Wire...

Rule 500 GPH Standard Bilge Pump Kit w/Float Switch - 12V [25DA-35A]

SKU: 75182
in stock

Sale price $66.99

Save $30

Rule-A-Matic Float Switch w/Fuse Holder [35FA]

SKU: 31509

Rule-A-Matic® Float Switchw/ Fuse HolderYear after year, the Rule-A-Matic has been the switch of choice for boaters the world over. Our latest design now includes a removable base for easy...

Rule-A-Matic Float Switch w/Fuse Holder [35FA]

SKU: 31509
in stock

Sale price $38.99

Save $17

Rule 1201R 3/4" Port - 90 Barb [1201R]

SKU: 83929

1201R 3/4" Port - 90° BarbPort Fitting - 19mm (3/4") 90° Hose Barb

Rule 1201R 3/4" Port - 90 Barb [1201R]

SKU: 83929
in stock

Sale price $8.99

Save $3

Rule 800 G.P.H. Square Bilge Pump [20F]

SKU: 31505

Rule 800Features: Gas resistant strainer base 3/4" discharge outlet Fully Submersible Easy clean snap lock strainer Silent and vibrationless operation Anti-airlock protection Compact, efficient long life motor Ignition protected No...

Rule 800 G.P.H. Square Bilge Pump [20F]

SKU: 31505
in stock

Sale price $45.99

Save $21

Rule Shower Drain Box w/1100 GPH Pump - 24V [99B-24]

SKU: 75173

Shower Drain Box with 1100 GPH Pump - 24VThis compact, full-capacity shower drain system provides 1100 GPH (4164 LPH) of output. Activated by a float switch, it turns on as...

Rule Shower Drain Box w/1100 GPH Pump - 24V [99B-24]

SKU: 75173
in stock

Sale price $147.99

Save $68

Rule Shower Drain Box w/800 GPH Pump - 24V [98B-24]

SKU: 75172

Shower Drain Box with 800 GPH Pump - 24VThis compact, full-capacity shower drain system provides 800 GPH (3028 LPH) of output. Activated by a float switch, it turns on as...

Rule Shower Drain Box w/800 GPH Pump - 24V [98B-24]

SKU: 75172
in stock

Sale price $144.99

Save $66