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Marine Plumbing & Ventilation - Fittings

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Best Sellers
Perko Garboard Drain & Drain Plug Assy Cast Bronze/Brass MADE IN THE USA [0714DP1PLB]
Regular price
$32.95
Sale price
$32.95
Regular price
$53.79
Regular price
$32.95
Sale price
$32.95
Regular price
$53.79
Perko Garboard Drain & Drain Plug Assy Cast Bronze/BrassCast bronze flange with brass plug. Technical Information: Pipe Size Inches: 1/2 O.D. Flange Inches: 2 Model...
Rule Replacement Garden Hose Adapter [68]
-8%
Rule Replacement Garden Hose Adapter [68]
Regular price
$11.95
Sale price
$11.95
Regular price
$12.99
Regular price
$11.95
Sale price
$11.95
Regular price
$12.99
Hose AdapterReplacement Garden Hose Adapter
Regular price
$41.95
Sale price
$41.95
Regular price
$57.46
Fuel System Locking Cap f/ 1-1/2" Non-Vented Fills(1324) Black Plastic with Gasket Built in Lock Cylinder Size #1 Fits PERKO Fills 0520, 0527, 0528, 0557,...
Beckson Pontoon 15" Pump - Hose Solid Separately [315FPX]
-13%
Beckson Pontoon 15" Pump - Hose Solid Separately [315FPX]
Regular price
$49.95
Sale price
$49.95
Regular price
$57.95
Regular price
$49.95
Sale price
$49.95
Regular price
$57.95
Pontoon PumpThe float pump, designed originally for pumping out seaplane pontoons, offers the standard features of a "Thirsty-Mate_" pump with the addition of a flexible...
GROCO Bronze Clam Shell Style Hull Strainer f/Up To 2-1/2" Thru Hull [SC-2500-L]
Regular price
$87.95
Sale price
$87.95
Regular price
$112.00
Regular price
$87.95
Sale price
$87.95
Regular price
$112.00
Bronze Clam Shell Style Hull Strainer f/Up To 2-1/2" Thru Hull Features: C84400 bronze body and door. Cast filter slots. Pressure relief holes in door casting....
GROCO Garboard Drain w/Inside T-Handle Plug [TD-750]
-21%
GROCO Garboard Drain w/Inside T-Handle Plug [TD-750]
Regular price
$75.95
Sale price
$75.95
Regular price
$97.00
Regular price
$75.95
Sale price
$75.95
Regular price
$97.00
Garboard Drain w/Inside T-Handle Plug The ConceptBronze Garboard DrainOnce your boat is in its cradle, sling, lift, or trailer, draining the bilge is easy with a...
GROCO 2" NPT Stainless Steel In-Line Ball Valve [IBV-2000-S]
-21%
GROCO 2" NPT Stainless Steel In-Line Ball Valve [IBV-2000-S]
Regular price
$170.95
Sale price
$170.95
Regular price
$219.00
Regular price
$170.95
Sale price
$170.95
Regular price
$219.00
2" NPT #316 Stainless Steel In-Line Ball ValveFeatures: 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in...
GROCO 1" NPT x 1-1/8" ID Bronze Full Flow 90 Elbow Pipe to Hose Fitting [FFC-1125]
Regular price
$26.95
Sale price
$26.95
Regular price
$34.00
Regular price
$26.95
Sale price
$26.95
Regular price
$34.00
1" NPT x 1-1/8" ID Bronze Full Flow 90° Elbow Pipe to Hose FittingFeatures: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from 1/2"...
GROCO 1/2" NPT Stainless Steel In-Line Ball Valve [IBV-500-S]
-21%
GROCO 1/2" NPT Stainless Steel In-Line Ball Valve [IBV-500-S]
Regular price
$58.95
Sale price
$58.95
Regular price
$75.00
Regular price
$58.95
Sale price
$58.95
Regular price
$75.00
1/2" NPT #316 Stainless Steel In-Line Ball ValveFeatures: 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in...
GROCO 1" Bronze Flanged Full Flow Seacock [BV-1000]
-22%
GROCO 1" Bronze Flanged Full Flow Seacock [BV-1000]
Regular price
$310.95
Sale price
$310.95
Regular price
$399.00
Regular price
$310.95
Sale price
$310.95
Regular price
$399.00
1" Bronze Flanged Full Flow SeacockFeatures: 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the valve in the open...
Rule 1201R 3/4" Port - 90 Barb [1201R]
-7%
Rule 1201R 3/4" Port - 90 Barb [1201R]
Regular price
$12.95
Sale price
$12.95
Regular price
$13.99
Regular price
$12.95
Sale price
$12.95
Regular price
$13.99
1201R 3/4" Port - 90° BarbPort Fitting - 19mm (3/4") 90° Hose Barb
GROCO 2-1/2" Safety Seacock w/2" Side Port [SBV-2500-P]
-22%
GROCO 2-1/2" Safety Seacock w/2" Side Port [SBV-2500-P]
Regular price
$1,215.95
Sale price
$1,215.95
Regular price
$1,563.00
Regular price
$1,215.95
Sale price
$1,215.95
Regular price
$1,563.00
2-1/2" Safety Seacock w/2" Side Port Features: Two driver ports permit handle relocation. NPT threaded side port accepts SSCV or any NPT threaded accessory. Handle has...
GROCO 3/4" Bronze In-Line Check Valve [CV-75]
-21%
GROCO 3/4" Bronze In-Line Check Valve [CV-75]
Regular price
$28.95
Sale price
$28.95
Regular price
$37.00
Regular price
$28.95
Sale price
$28.95
Regular price
$37.00
3/4" Bronze In-Line Check ValveFeatures: C83600 cast bronze construction NPT threaded ports 1/2" - 2" sizes Suitable for use with diesel fuel or gasoline Specifications:...
Regular price
$25.95
Sale price
$25.95
Regular price
$33.00
1-1/4" NPT x 1-1/8" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow ElbowFeatures: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from...
GROCO 1" Bronze NPS to NPT Flange Adapter [IBVF-1000]
-21%
GROCO 1" Bronze NPS to NPT Flange Adapter [IBVF-1000]
Regular price
$51.95
Sale price
$51.95
Regular price
$66.00
Regular price
$51.95
Sale price
$51.95
Regular price
$66.00
1" Bronze NPS to NPT Flange AdapterIBVF Flanged Adapters have been developed to address several common problems in the marine industry.  Features:   Eliminate dangerous...
GROCO 1" #316 Stainless Steel NPS to NPT Flange Adapter [IBVF-1000-S]
Regular price
$66.95
Sale price
$66.95
Regular price
$86.00
Regular price
$66.95
Sale price
$66.95
Regular price
$86.00
1" #316 Stainless Steel NPS to NPT Flange AdapterIBVF Flanged Adapters have been developed to address several common problems in the marine industry.  Features:  ...
GROCO 1" NPT x 1-1/8" Bronze Full Flow Pipe to Hose Straight Fitting [FF-1125]
Regular price
$13.95
Sale price
$13.95
Regular price
$18.00
Regular price
$13.95
Sale price
$13.95
Regular price
$18.00
1" NPT x 1-1/8" Bronze Full Flow Pipe to Hose Straight FittingFeatures: Full Flow Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 3"...
Raritan Diverter Y Valve w/Fittings [DV11]
-14%
Raritan Diverter Y Valve w/Fittings [DV11]
Regular price
$102.95
Sale price
$102.95
Regular price
$120.00
Regular price
$102.95
Sale price
$102.95
Regular price
$120.00
Diverter Y Valve with FittingsRaritan’s Diverter Y-Valve allows for easy installation as it can be configured using any port as input. Port connections are National...
Dometic O-Ring S/T Pump Kit [385310151]
Regular price
$28.99
Sale price
$28.99
Regular price
Regular price
$28.99
Sale price
$28.99
Regular price
O-Ring S/T Pump KitThis set of 2 "O" rings will fit both S and T pumps that have 8 screws connecting the top and bottom...
GROCO 1-1/2" Hose Barb Stainless Straight Deck Drain [SCUS-1500]
Regular price
$114.95
Sale price
$114.95
Regular price
$147.00
Regular price
$114.95
Sale price
$114.95
Regular price
$147.00
1-1/2" Hose Barb Stainless Straight Deck Drain Features: Scuppers are installed flush with the deck and have a removable drain. #316 Stainless Steel Thru Deck Drain...
Forespar Marelon Full-Flow Seacock 2" Mushroom Through-Hull [904048ABYC]
Regular price
$198.95
Sale price
$198.95
Regular price
$248.95
Regular price
$198.95
Sale price
$198.95
Regular price
$248.95
Marelon Full-Flow Seacock & 2" Mushroom Through-HullThis integrated 2-part system comes complete with a Marelon® valve and properly matched mushroom head thru-hull with super strong...
GROCO Bronze Pipe Nipple - 3/4" NPT [PN-750]
-18%
GROCO Bronze Pipe Nipple - 3/4" NPT [PN-750]
Regular price
$8.95
Sale price
$8.95
Regular price
$11.00
Regular price
$8.95
Sale price
$8.95
Regular price
$11.00
Bronze Pipe Nipple - 3/4" NPT Features: Cast-in wrench flat simplifies installation and removal NPT x NPT Connection C83600 Bronze   Full flow   Note-C83600 bronze...
Whitecap 1/2" Self-Captivating Drain Plug (Long) [6353L]
-25%
Whitecap 1/2" Self-Captivating Drain Plug (Long) [6353L]
Regular price
$45.95
Sale price
$45.95
Regular price
$61.99
Regular price
$45.95
Sale price
$45.95
Regular price
$61.99
1/2" Self-Captivating Drain Plug (Long)Features: For Use In freshwater or saltwater 316 stainless steel Two #10 fasteners (sold separately)
GROCO Bronze Clam Shell Style Hull Strainer w/Mount Ring f/Up To 1" Thru Hull [SC-1000]
Regular price
$48.95
Sale price
$48.95
Regular price
$62.00
Regular price
$48.95
Sale price
$48.95
Regular price
$62.00
Bronze Clam Shell Style Hull Strainer w/Mount Ring f/Up To 1" Thru Hull Features: Mount ring design allows easy access to Thru Hulls. C84400 bronze body...
GROCO Bronze Round Hull Strainer w/Access Door f/Up To 1" Thru-Hull [RSC-1000]
Regular price
$61.95
Sale price
$61.95
Regular price
$79.00
Regular price
$61.95
Sale price
$61.95
Regular price
$79.00
Bronze Round Hull Strainer with Access Door for Up To 1" Thru-HullFeatures: Patented access door design allows easy access to Thru Hulls. C84400 bronze body...
GROCO 1-1/2" NPT Bronze 3-Way Valve [TWV-1500]
-22%
GROCO 1-1/2" NPT Bronze 3-Way Valve [TWV-1500]
Regular price
$215.95
Sale price
$215.95
Regular price
$277.00
Regular price
$215.95
Sale price
$215.95
Regular price
$277.00
1-1/2" NPT Bronze 3-Way Valve Features: 3-way valve operates logically - The handle points to the direction of flow Center position is "off" Handle rotates a...
GROCO 1-1/4" NPT Stainless Steel In-Line Ball Valve [IBV-1250-S]
Regular price
$101.95
Sale price
$101.95
Regular price
$131.00
Regular price
$101.95
Sale price
$101.95
Regular price
$131.00
1-1/4" NPT #316 Stainless Steel In-Line Ball ValveFeatures: 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in...
GROCO 1-1/2" Bronze Electric Flanged Seacock - 12V [FBVE-1500 12V]
Regular price
$1,957.95
Sale price
$1,957.95
Regular price
$2,796.00
Regular price
$1,957.95
Sale price
$1,957.95
Regular price
$2,796.00
1-1/2" Bronze Electric Flanged Seacock - 12VFeatures: Motorized (12V or 24V) valve operation for seacock sizes 3/4" to 3" (4" and 5" available soon) Manual...
GROCO 1-1/2" NPT x 1-3/4" ID Bronze Full Flow 90 Elbow Pipe to Hose Fitting [FFC-1500]
Regular price
$59.95
Sale price
$59.95
Regular price
$77.00
Regular price
$59.95
Sale price
$59.95
Regular price
$77.00
1-1/2" NPT x 1-3/4" ID Bronze Full Flow 90° Elbow Pipe to Hose FittingFeatures: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from 1/2"...
Attwood Scupper Valve [3876-3]
-8%
Attwood Scupper Valve [3876-3]
Regular price
$11.95
Sale price
$11.95
Regular price
$12.99
Regular price
$11.95
Sale price
$11.95
Regular price
$12.99
Scupper ValveProvides a water exit for boats with self-bailing cockpits. Acetal construction. Accommodates 3875B thru-transom thru-hull connector (screw holes must be drilled for installation.) Diameter:...
T-H Marine Double Barb Inline Scupper Check Valve - 3/4" - Black [ILS-750-DP]
Regular price
$21.95
Sale price
$21.95
Regular price
$28.51
Regular price
$21.95
Sale price
$21.95
Regular price
$28.51
Double Barb Inline Scupper Check Valve - 3/4" - BlackA great solution to provide a scupper check valve in the drain line.  Allows use of...
T-H Marine Double Barb Inline Scupper Check Valve - 1-1/8" - Black [ILS-1200-DP]
Regular price
$21.95
Sale price
$21.95
Regular price
$28.51
Regular price
$21.95
Sale price
$21.95
Regular price
$28.51
Double Barb Inline Scupper Check Valve - 1-1/8" - BlackA great solution to provide a scupper check valve in the drain line.  Allows use of...
Perko 0542 Vented Fill f/1-1/2" Hose - Angled Neck - Gas - Black [0542DPGBLK]
Regular price
$40.95
Sale price
$40.95
Regular price
$55.11
Regular price
$40.95
Sale price
$40.95
Regular price
$55.11
0542 Vented Fill f/1-1/2" Hose - Angled Neck - Gas - Black Black Polymer Cap with Black Polymer Body Black Polymer Strap Integral Tank Vent...
GROCO 3/4" NPT x 1" ID Bronze Full Flow 90 Elbow Pipe to Hose Fitting [FFC-750]
Regular price
$19.95
Sale price
$19.95
Regular price
$25.00
Regular price
$19.95
Sale price
$19.95
Regular price
$25.00
3/4" NPT x 1" ID Bronze Full Flow 90° Elbow Pipe to Hose FittingFeatures: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from 1/2"...
Perko 0591 Vented Fill f/1-1/2" Hose - Straight Neck - Chrome [0591DPGCHR]
Regular price
$95.95
Sale price
$95.95
Regular price
$131.53
Regular price
$95.95
Sale price
$95.95
Regular price
$131.53
0591 Vented Fill f/1-1/2" Hose - Straight Neck - ChromeChrome Plated Bronze Cap Black Polymer Body Straight Neck & Heavy Duty Stainless Steel Bead Chain...
Whitecap C.P. Brass Outlet 2-3/4" Base 1" Depth [P-2454C]
-29%
Whitecap C.P. Brass Outlet 2-3/4" Base 1" Depth [P-2454C]
Regular price
$30.95
Sale price
$30.95
Regular price
$43.99
Regular price
$30.95
Sale price
$30.95
Regular price
$43.99
Desription - C.P. Brass 1/2" FIPT x 3/4" GHT outlet Base diameter - 2-3/4" Depth - 1" Fastener - #6 (3)WARNING: This product can expose...
GROCO 1/2" 4-Port Tank Selector Valve [FV-450-X]
-22%
GROCO 1/2" 4-Port Tank Selector Valve [FV-450-X]
Regular price
$105.95
Sale price
$105.95
Regular price
$136.00
Regular price
$105.95
Sale price
$105.95
Regular price
$136.00
1/2" 4-Port Tank Selector ValveFeatures: For fuel or water Four Positions: Tank-1, Tank-2, Tanks 1 & 2, Off Full 1/2” flow Audible “click” at each...
GROCO 1-1/4" Bronze Electric Flanged Seacock - 12V [FBVE-1250 12V]
Regular price
$1,897.95
Sale price
$1,897.95
Regular price
$2,711.00
Regular price
$1,897.95
Sale price
$1,897.95
Regular price
$2,711.00
1-1/4" Bronze Electric Flanged Seacock - 12VFeatures: Motorized (12V or 24V) valve operation for seacock sizes 3/4" to 3" (4" and 5" available soon) Manual...
GROCO 1-1/2" NPT Bronze 45 Degree Pipe to 1-1/2" Hose [PTHD-1500]
Regular price
$38.95
Sale price
$38.95
Regular price
$49.00
Regular price
$38.95
Sale price
$38.95
Regular price
$49.00
1-1/2" NPT Bronze 45 Degree Pipe to 1-1/2" Hose Features: 45 degree Male NPT x Hose connection C83600 Bronze Standard Flow UL Listed 647B Note- C83600...
GROCO Bronze Pipe Nipple - 1-1/2" NPT [PN-1500]
-22%
GROCO Bronze Pipe Nipple - 1-1/2" NPT [PN-1500]
Regular price
$27.95
Sale price
$27.95
Regular price
$36.00
Regular price
$27.95
Sale price
$27.95
Regular price
$36.00
Bronze Pipe Nipple - 1-1/2" NPT Features: Cast-in wrench flat simplifies installation and removal NPT x NPT Connection C83600 Bronze   Full flow   Note-C83600 bronze...
Perko 0590 Vented Fill f/1-1/2" Hose - Angled Neck - Chrome [0590DPGCHR]
Regular price
$79.95
Sale price
$79.95
Regular price
$131.53
Regular price
$79.95
Sale price
$79.95
Regular price
$131.53
0590 Vented Fill f/1-1/2" Hose - Angled Neck - ChromeChrome Plated Bronze Cap Black Polymer Body Stainless Steel Bead Chain Integral Tank Vent with Flame...
GROCO Bronze Round Hull Strainer w/Access Door f/Up To 2" Thru-Hull [RSC-2000]
Regular price
$94.95
Sale price
$94.95
Regular price
$121.00
Regular price
$94.95
Sale price
$94.95
Regular price
$121.00
Bronze Round Hull Strainer with Access Door for Up To 2" Thru-Hull Features: Patented access door design allows easy access to Thru Hulls. C84400 bronze body...
GROCO 1-1/2" Safety Seacock w/1-1/4" Side Port [SBV-1500-P]
-29%
GROCO 1-1/2" Safety Seacock w/1-1/4" Side Port [SBV-1500-P]
Regular price
$655.95
Sale price
$655.95
Regular price
$937.00
Regular price
$655.95
Sale price
$655.95
Regular price
$937.00
1-1/2" Safety Seacock w/1-1/4" Side Port Features: Two driver ports permit handle relocation. NPT threaded side port accepts SSCV or any NPT threaded accessory. Handle has...
Attwood Livewell/Bailer Drain Plug - 1/2" [7533A7]
-8%
Attwood Livewell/Bailer Drain Plug - 1/2" [7533A7]
Regular price
$10.95
Sale price
$10.95
Regular price
$11.99
Regular price
$10.95
Sale price
$10.95
Regular price
$11.99
Livewell/Bailer Drain Plug - 1/2"A clockwise turn of the handle tightens the plug and the lever flips down to lock. This plug is ideal for...
T-H Marine Washdown Valve w/Chrome Base [WDV-1CP-DP]
-12%
T-H Marine Washdown Valve w/Chrome Base [WDV-1CP-DP]
Regular price
$40.95
Sale price
$40.95
Regular price
$46.76
Regular price
$40.95
Sale price
$40.95
Regular price
$46.76
Washdown Valve with Chrome BaseA bulkhead-mounted washdown fitting that is inexpensive, functional, easy to install, and rust-proof. This injection-molded, chrome-plated ABS fitting is 2 1/4"...
GROCO 1-1/2" Inlet Hydromatic Self-Cleaning Strainer - 12V [970-1500-12]
Regular price
$3,245.95
Sale price
$3,245.95
Regular price
$4,173.00
Regular price
$3,245.95
Sale price
$3,245.95
Regular price
$4,173.00
1-1/2" Inlet Hydromatic Self-Cleaning Strainer - 12VFeatures: 30-second cleaning cycle is automatically performed at user-selected intervals Optional interface with SSA system ( initiates cleaning cycle...
GROCO 1/2" Bronze In-Line Check Valve [CV-50]
-19%
GROCO 1/2" Bronze In-Line Check Valve [CV-50]
Regular price
$24.95
Sale price
$24.95
Regular price
$31.00
Regular price
$24.95
Sale price
$24.95
Regular price
$31.00
1/2" Bronze In-Line Check ValveFeatures: C83600 cast bronze construction NPT threaded ports 1/2" - 2" sizes Suitable for use with diesel fuel or gasoline Specifications:...
Perko Gas Fill f/1-1/2" Hose - Chrome Plated Zinc, Black Flange [1313DP0CHR]
Regular price
$26.95
Sale price
$26.95
Regular price
$35.93
Regular price
$26.95
Sale price
$26.95
Regular price
$35.93
Gas Fill f/1-1/2" Hose - Chrome Plated Zinc, Black FlangeFeatures: Chrome Plated Zinc Alloy Flange Black Polymer Flange Black Polymer Cap with Strap Grounding Screw...
GROCO Bronze Round Hull Strainer w/Access Door f/Up To 4" Thru-Hull [RSC-4000]
Regular price
$403.95
Sale price
$403.95
Regular price
$519.00
Regular price
$403.95
Sale price
$403.95
Regular price
$519.00
Bronze Round Hull Strainer with Access Door for Up To 4" Thru-Hull Features:Patented access door design allows easy access to Thru Hulls. C84400 bronze body and...
GROCO 1/2" Bronze Pipe Nipple Check Valve [PNC-500]
-19%
GROCO 1/2" Bronze Pipe Nipple Check Valve [PNC-500]
Regular price
$12.95
Sale price
$12.95
Regular price
$16.00
Regular price
$12.95
Sale price
$12.95
Regular price
$16.00
1/2" Bronze Pipe Nipple Check ValveFeatures: C83600 cast bronze construction NPT threads 1/2" - 2" sizes Not suitable for use with diesel fuel or gasoline...

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