same day shipping clock icon
free shipping box icon
price tag icon

Deck Fills & Caps

      • Sealand Nozall 1.5" Pumpout Adpater for Marine Holding Tanks
        List Price: $32.99
        Starting At: $25.49

        NozAll pumpout adapter will make emptying your holding tank as clean, easy and fast as making a trip to the gas station. Made of heavy duty glass filled nylon Cone shaped design matches exactly with the cone shape of black rubber nozzles found at...

        Add to Cart
      • Sea Dog Replacement Deck Fill Waste Cap- Black
        List Price: $8.84
        Starting At: $6.46

        Sea Dog Replacement Deck Fill Waste Cap- Black Features: Fits Sea Dog brand 1-1/2" Deck Fills Cap molded from Fiberglass Filled Nylon The cap threads are 1-1/4" - 11-1/2 NPSM - Straight Gas, diesel and water caps include attachment chains Built-in key...

        Add to Cart
      • Perko Replacement Gas Cap, Black Plastic
        List Price: $12.55
        Now: $9.03

        Perko non-locking plastic gas cap. Features keyless easy to use tabs. For use with perko 1313 and 1413 deck fills. Contains just the black cap; Not the fill neck

        Add to Cart
      • Perko Spare Waste Cap
        List Price: $53.80
        Now: $38.73

        Spare waste cap with chain for Perko 0556DP0CHR waste deck fill. Chrome Plated Bronze

        Add to Cart
      • Perko Chrome "Waste" Marine Deck Plate, Plastic Cap
        List Price: $49.50
        Starting At: $35.64

        Perko Marine Waste Deck Plate Chrome Plated Zinc Alloy Black Polymer Cap Deck Plate Key and O-Ring Included Cap has a slot between the holes For Hose Size: 1-1/2" O.D. Flange: 3-1/4" Length of Neck : 2-1/2 " Mounting Hole Dia.: 2-1/8 " Screw...

        Add to Cart
      • Whitecap Industries Push-Up Stainless Steel Deck Fill - Waste
        List Price: $72.99
        Starting At: $52.49

        Whitecap Industries Push-Up Stainless Steel Deck Fill - Waste 316 S.S. 1-1/2" Push-Up Hose Deck Fill - Waste (Black) Angle - 90°  Chain - No  Fastener - #10 (3)

        Add to Cart
      • Sea Dog KeyLess Waste Deck Fill
        List Price: $61.31
        Now: $44.75

        Waste Deck Fill Keyless. Investment Cast 316 Stainless

        Add to Cart

      Marine Deck Fills

      The downside of the boating life can be maintenance chores. Pumping out boat waste is one of them. Installing the best quality marine deck fills and waste caps, however, can make this chore go as smoothly as possible. Wholesale Marine carries a selection of Marine Deck Fills and Waste Caps to fulfill your boat’s marine sanitation requirements. We carry brands you’ll recognize like Perko Marine, Sea Dog, Sealand, and Whitecap Industries.

      Wholesale offers pump-out adapters that make holding tank clean-outs as clean, easy, and fast as making a trip to the gas station. These units feature airtight seals between deck waste fittings and both the pump-out station nozzles and plastic adapters screw into deck fittings for a clean connection. Whitecap Industries’ Push-Up Stainless Steel Deck Fill-Waste is made from durable stainless steel for years of reliable use. Sea Dog offers another stainless steel option in their Waste Deck Fill 1-½”, which also includes an attached chain so the cap is not easily lost. In the event that your marine deck fill waste cap is lost, Sea Dog offers economical replacement caps molded from fiberglass-filled nylon.

      When you’re ready, give us a call. We carry an extensive selection of marine deck fills and everything else the boating life requires. Our prices are competitive and we offer same day, flat rate shipping on most items. Returns are quick and easy and with our Loyalty Rewards Program you’ll earn points you can redeem on your very next purchase. Give us a call Monday through Friday from 9:00 AM until 6:00 PM EST at (877) 388-2628 for the customer service experience you deserve!