Deck Fills

Deck Fills
  • Perko® - 1-1/2" I.D. Black Zinc Alloy Hose Gas Deck Fill with Lock
    Perko®1-1/2" I.D. Black Zinc Alloy Hose Gas Deck Fill with Lock (1399DP0CHR)
    0
    # mpn2322226
    1-1/2" I.D. Black Zinc Alloy Hose Gas Deck Fill with Lock by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function. Made...
    Locking Cap Has a Cover for the Key HoleHigh quality at an affordable price
    $65.50
  • Perko® - 1-1/2" I.D. Chrome Plated Bronze Replacement Water Cap with O-Ring
    Perko®1-1/2" I.D. Chrome Plated Bronze Replacement Water Cap with O-Ring (1270DPW99A)
    0
    # mpn4476951213
    1-1/2" I.D. Chrome Plated Bronze Replacement Water Cap with O-Ring (1270DPW99A) by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance...
    Cap has a slot between the holesExpertly crafted from premium materials
    $25.04
  • Perko® - 1-1/2" I.D. Chrome Plated Cast Bronze Pipe Waste Deck Fill
    Perko®1-1/2" I.D. Chrome Plated Cast Bronze Pipe Waste Deck Fill (0524DP0CHR)
    0
    # mpn4732095094
    1-1/2" I.D. Chrome Plated Cast Bronze Pipe Waste Deck Fill by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function. Made...
    Cap has a slot between the holesHigh quality at an affordable price
    $173.39
  • Perko® - 1-1/2" I.D. Chrome Plated Zinc Alloy Hose Gas Deck Fill
    Perko®1-1/2" I.D. Chrome Plated Zinc Alloy Hose Gas Deck Fill (1270DPGCHR)
    0
    # mpn1578955465
    1-1/2" I.D. Chrome Plated Zinc Alloy Hose Gas Deck Fill (1270DPGCHR) by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and...
    Cap has a slot between the holesGround Wire Required
    $53.83
  • Perko® - 1-1/2" I.D. Chrome Plated Zinc Alloy Hose Water Deck Fill
    Perko®1-1/2" I.D. Chrome Plated Zinc Alloy Hose Water Deck Fill (1270DPWCHR)
    0
    # mpn1578955476
    1-1/2" I.D. Chrome Plated Zinc Alloy Hose Water Deck Fill (1270DPWCHR) by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and...
    Cap has a slot between the holesGround Wire Required
    $54.43
  • Perko® - 1-1/2" I.D. Plain Bronze Pipe Gas Deck Fill with Key
    Perko®1-1/2" I.D. Plain Bronze Pipe Gas Deck Fill with Key (0528DPGCHR)
    0
    # mpn4704360071
    1-1/2" I.D. Plain Bronze Pipe Gas Deck Fill with Key (0528DPGCHR) by Perko®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will...
    Expertly crafted utilizing advanced technologiesUnwavering commitment to excellence
    $171.57
  • Perko® - 1-1/2" I.D. Plain Cast Bronze Pipe Gas Deck Fill with Key
    Perko®1-1/2" I.D. Plain Cast Bronze Pipe Gas Deck Fill with Key (0528DP8CHR)
    0
    # mpn4704360083
    1-1/2" I.D. Plain Cast Bronze Pipe Gas Deck Fill with Key (0528DP8CHR) by Perko®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    Expertly crafted utilizing advanced technologiesUnwavering commitment to excellence
    $167.09
  • Perko® - 1-1/2" I.D. Polymer Replacement Cap for Fresh Water Inlet with Chain
    Perko®1-1/2" I.D. Polymer Replacement Cap for Fresh Water Inlet with Chain (0504DP099A)
    0
    # mpn4704360067
    1-1/2" I.D. Polymer Replacement Cap for Fresh Water Inlet with Chain by Perko®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It...
    Expertly crafted utilizing advanced technologiesUnwavering commitment to excellence
    $25.14
  • Perko® - 1-1/2" I.D. Polymer Replacement Gas Cap with O-Ring
    Perko®1-1/2" I.D. Polymer Replacement Gas Cap with O-Ring (1270DPG99A)
    0
    # mpn1436996607
    1-1/2" I.D. Polymer Replacement Gas Cap with O-Ring by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function. Made from the...
    Cap has a slot between the holesGround Wire Required
    $24.71
  • Perko® - 1-1/2" I.D. Straight Chrome Plated Vented Hose Gas Deck Fill
    Perko®1-1/2" I.D. Straight Chrome Plated Vented Hose Gas Deck Fill (0541DPGCHR)
    0
    # mpn4666523580
    1-1/2" I.D. Straight Chrome Plated Vented Hose Gas Deck Fill (0541DPGCHR) by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and...
    Integral Tank Vent with Flame Arrestor and Anti Surge ValveExpertly crafted from premium materials
    $58.49
  • Perko® - 1-1/2" I.D. White Polymer Vented Hose Gas Deck Fill
    Perko®1-1/2" I.D. White Polymer Vented Hose Gas Deck Fill (1319DPGWHT)
    0
    # mpn4476951353
    1-1/2" I.D. White Polymer Vented Hose Gas Deck Fill (1319DPGWHT) by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function....
    Integral Tank Vent with Flame ArrestorNo Deck Plate Key or Ground Wire Required
    $34.44
  • Perko® - 1-1/2" O.D. Black Spare O-Ring, 2 Pieces
    Perko®1-1/2" O.D. Black Spare O-Ring, 2 Pieces (0513DP8)
    0
    # mpn4704360080
    1-1/2" O.D. Black Spare O-Ring, 2 Pieces (0513DP8) by Perko®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...
    Expertly crafted utilizing advanced technologiesUnwavering commitment to excellence
    $10.07
  • Perko® - 1-1/4" L 35° Chrome Plated Bronze Deck Plate Key
    Perko®1-1/4" L 35° Chrome Plated Bronze Deck Plate Key (1247DP0BLK)
    0
    # mpn1436996448
    1-1/4" L 35° Chrome Plated Bronze Deck Plate Key by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function. Made from the...
    One Hole for Key ChainThe Keys For 1" Thru 1-1/2" Deck Plates Have a 1 Inch Spade on Handle that Fits Many Other “Slot" Type Opening Deck Plates
    $10.01
  • Perko® - 1-1/4" O.D. Black Spare O-Ring, 2 Pieces
    Perko®1-1/4" O.D. Black Spare O-Ring, 2 Pieces (0513007)
    0
    # mpn4917563331
    1-1/4" O.D. Black Spare O-Ring, 2 Pieces (0513007) by Perko®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...
    Expertly crafted utilizing advanced technologiesUnwavering commitment to excellence
    $10.78
  • Perko® - 1-15/32" I.D. Polymer Replacement Cap with Key
    Perko®1-15/32" I.D. Polymer Replacement Cap with Key (1324DP0BLK)
    0
    # mpn2322138
    1-15/32" I.D. Polymer Replacement Cap with Key (1324DP0BLK) by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function. Made...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $42.53
  • Perko® - 1-3/8" O.D. x 7" L Stainless Steel Retaining Cable for Deck Plate
    Perko®1-3/8" O.D. x 7" L Stainless Steel Retaining Cable for Deck Plate (0537DP)
    0
    # mpn1436995514
    1-3/8" O.D. x 7" L Stainless Steel Retaining Cable for Deck Plate by Perko®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $10.84
  • Perko® - 1-7/8" I.D. Polymer Replacement Cap with Key
    Perko®1-7/8" I.D. Polymer Replacement Cap with Key (1324DP1BLK)
    0
    # mpn2322139
    1-7/8" I.D. Polymer Replacement Cap with Key (1324DP1BLK) by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function. Made...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $46.90
  • Perko® - 2" I.D. Chrome Plated Bronze Replacement Gas/Diesel Cap with O-Ring
    Perko®2" I.D. Chrome Plated Bronze Replacement Gas/Diesel Cap with O-Ring (0528C0999A)
    0
    # mpn4704360088
    2" I.D. Chrome Plated Bronze Replacement Gas/Diesel Cap with O-Ring (0528C0999A) by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety,...
    Cap has a slot between the holesExpertly crafted from premium materials
    $182.52
  • Perko® - 2" I.D. Chrome Plated Cast Bronze Pipe Diesel Deck Fill with Key
    Perko®2" I.D. Chrome Plated Cast Bronze Pipe Diesel Deck Fill with Key (0528D09CHR)
    0
    # mpn4704360078
    2" I.D. Chrome Plated Cast Bronze Pipe Diesel Deck Fill with Key (0528D09CHR) by Perko®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in...
    Expertly crafted utilizing advanced technologiesUnwavering commitment to excellence
    $284.20
  • Perko® - 2-1/8" I.D. Black Polymer Waste Cap for Deck Plate
    Perko®2-1/8" I.D. Black Polymer Waste Cap for Deck Plate (1269DP099A)
    0
    # mpn4476859574
    2-1/8" I.D. Black Polymer Waste Cap for Deck Plate by Perko®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs...
    Cap has a slot between the holesHigh quality at an affordable price
    $16.92
  • Perko® - 3-1/8" I.D Non-Locking Cap
    Perko®3-1/8" I.D Non-Locking Cap (0126DP0BLK)
    0
    # mpn1436995028
    3-1/8" I.D Non-Locking Cap by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function. Made from the finest, materials, they...
    High quality at an affordable priceExpertly made from premium materials
    $14.23
  • Perko® - 8-1/2" L Chrome Plated Zinc Alloy Adjustable Deck Plate Key
    Perko®8-1/2" L Chrome Plated Zinc Alloy Adjustable Deck Plate Key (0826DP0CHR)
    0
    # mpn1436995580
    8-1/2" L Chrome Plated Zinc Alloy Adjustable Deck Plate Key by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function. Made...
    Fits: Deck Plates up to 8” DiameterOne Hole for Key Chain
    $39.54
  • Perko® - Black Polymer/Zinc Alloy Lock Insert for 1-1/2" Vented Fill
    Perko®Black Polymer/Zinc Alloy Lock Insert for 1-1/2" Vented Fill (0525DP0BLK)
    0
    # mpn2322112
    Black Polymer/Zinc Alloy Lock Insert for 1-1/2" Vented Fill by Perko®. Designed and built in America to the highest specifications, superior Perko marine grade products are thoroughly evaluated for safety, appearance and function. Made...
    Dual purpose key opens fill cap and locking insertExpertly crafted from premium materials
    $46.26
  • Sea Dog® - 1" I.D. Cast 316 Stainless Steel Outlet Washdown Water Deck Fill
    Sea Dog®1" I.D. Cast 316 Stainless Steel Outlet Washdown Water Deck Fill (513120-1)
    0
    # mpn4479319539
    1" I.D. Cast 316 Stainless Steel Outlet Washdown Water Deck Fill by Sea Dog®. The Washdown Water Outlet allows for a garden hose to be hooked up to the onboard water system for use as a washdown system. Standard male hose connector....
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $29.12
  • Sea Dog® - 1" I.D. Chrome Plated Brass Outlet Washdown Water Deck Fill
    Sea Dog®1" I.D. Chrome Plated Brass Outlet Washdown Water Deck Fill (512120-1)
    0
    # mpn4479320668
    1" I.D. Chrome Plated Brass Outlet Washdown Water Deck Fill by Sea Dog®. The Washdown Water Outlet allows for a garden hose to be hooked up to the onboard water system. Standard male hose connector. Requires separate ball or gate valve...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $24.16
  • Sea Dog® - 1" L Injection Molded Nylon Deck Fill Key
    Sea Dog®1" L Injection Molded Nylon Deck Fill Key (357399-1)
    0
    # mpn4479319690
    1" L Injection Molded Nylon Deck Fill Key by Sea Dog®. Deck Fill Key is for use with all Fill Caps featuring 1-3/16" holes on center. Constructed of UV resistant injection molded nylon. This product is made of high-quality materials to...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $2.45
  • Sea Dog® - 1-1/2" I.D. Blue Cast 316 Stainless Steel Replacement Slotted Water Cap
    Sea Dog®1-1/2" I.D. Blue Cast 316 Stainless Steel Replacement Slotted Water Cap (357017-1)
    0
    # mpn4479320586
    1-1/2" I.D. Blue Cast 316 Stainless Steel Replacement Slotted Water Cap (357017-1) by Sea Dog®. These Hose Deck Fills feature a slotted cap which requires a key to open and close for extra security. Cap diameter 1-7/8", thread pitch...
    Caps With All Markings Available Through Special OrderSpecial Order Requirements May Apply
    $8.17
  • Sea Dog® - 1-1/2" I.D. Blue Injection Molded Nylon Glass Filled Flush Mount Hose Water Deck Fill with Keyless Cap, Bulk
    Sea Dog®1-1/2" I.D. Blue Injection Molded Nylon Glass Filled Flush Mount Hose Water Deck Fill with Keyless Cap, Bulk (357033)
    0
    # mpn4479320354
    1-1/2" I.D. Blue Injection Molded Nylon Glass Filled Flush Mount Hose Water Deck Fill with Keyless Cap, Bulk (357033) by Sea Dog®. These Hose Deck Fills feature a built-in key for easy cap removal. The key can be locked in the upright...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $11.55
  • Sea Dog® - 1-1/2" I.D. Blue Injection Molded Nylon Glass Filled Flush Mount Hose Water Deck Fill with Keyless Cap, Display
    Sea Dog®1-1/2" I.D. Blue Injection Molded Nylon Glass Filled Flush Mount Hose Water Deck Fill with Keyless Cap, Display (357033-1)
    0
    # mpn4479320407
    1-1/2" I.D. Blue Injection Molded Nylon Glass Filled Flush Mount Hose Water Deck Fill with Keyless Cap, Display (357033-1) by Sea Dog®. These Hose Deck Fills feature a built-in key for easy cap removal. The key can be locked in the...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $14.32
  • Sea Dog® - 1-1/2" I.D. Cast 316 Stainless Steel Hose Gas Deck Fill with Key
    Sea Dog®1-1/2" I.D. Cast 316 Stainless Steel Hose Gas Deck Fill with Key (351320-1)
    0
    # mpn4479320960
    1-1/2" I.D. Cast 316 Stainless Steel Hose Gas Deck Fill with Key by Sea Dog®. These Hose Deck Fills feature a slotted cap which requires a key to open and close for extra security. 1-1/2" hose deck fill cap diameter 1-7/8", thread pitch...
    Expertly crafted from premium materialsDesigned to match rigorous quality standards
    $54.52




Deck fills are designed to provide access to the water, fuel, and waste tanks of a boat. Although all of them are made to withstand harsh marine environments and serve for many years to come, they are prone to wear and damage. So one day you may find yourself in need of a replacement unit. This is when our selection of premium quality products from reliable manufacturers such as Groco, Seachoice, Whitecap, Extreme Max, and others comes in. Our offerings are made from different materials and come in different sizes, mounting cap configurations, and designs to meet the varying needs of boaters.

Most of them are intended for filling a tank, save for waste fills. They are designed to allow for pumping out wastewater. Depending on the model, it can be opened by hand or with a winch handle. There are also fills that require a special key to be opened. Whatever your need, we have you covered with lots of options to choose from. On our digital shelves, you will find a variety of fills made from brass, bronze, nylon, plastic, and stainless steel, the materials which are highly corrosion resistant. In addition, we also offer you a lineup of keys. So if yours is broken or lost, you will find a replacement here.

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