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  • DIN 8 Y Splitter for Neptune Apex

    DIN 8 Y Splitter for Neptune Apex

    DIN 8 Y Splitter for Neptune Apex

    Regular price $ 13.99
    Regular price Sale price $ 13.99
    Unit price /  per 
  • Avast_Marine_Plank3.6 Auto feeder

    The Plank

    The Plank

    Regular price $ 219.00
    Regular price Sale price $ 219.00
    Unit price /  per 
  • Three black packages of Reef Jerky fish food in different sizes with labels indicating the size and weight of the product.

    Reef Jerky

    Reef Jerky

    Regular price From $ 19.99
    Regular price Sale price From $ 19.99
    Unit price /  per 
  • Two black plastic buckets with labels, one larger and one smaller, presumably containing calcium hydroxide for use in aquarium filtration systems.

    Original Recipe Kalkwasser

    Original Recipe Kalkwasser

    Regular price From $ 35.00
    Regular price Sale price From $ 35.00
    Unit price /  per 
  • Collection of various components and tools on a white background. Avast Marine Kalk (K1/K2) DIY Kit _Hero Image

    Kalk Stirrer DIY Kit

    Kalk Stirrer DIY Kit

    Regular price From $ 219.99
    Regular price Sale price From $ 219.99
    Unit price /  per 
  • Set of black cylindrical vases on a white background

    Plank Mixing Tube

    Plank Mixing Tube

    Regular price From $ 10.00
    Regular price Sale price From $ 10.00
    Unit price /  per 
  • Kalk Stirrer Replacement Parts

    Kalk Stirrer Replacement Parts

    Kalk Stirrer Replacement Parts

    Regular price From $ 0.25
    Regular price Sale price From $ 0.25
    Unit price /  per 
  • Plank Vacation Hopper

    Plank Vacation Hopper

    Plank Vacation Hopper

    Regular price $ 9.99
    Regular price Sale price $ 9.99
    Unit price /  per 
  • Porthole Creator Cradle for iPhone and Android. Black camera lens hood with an orange filter on a white background

    Porthole Creator Cradle

    Porthole Creator Cradle

    Regular price $ 69.99
    Regular price Sale price $ 69.99
    Unit price /  per 
  • Avast Marine Plank Parts. Set of black mechanical components on a white background

    Plank Replacement Parts

    Plank Replacement Parts

    Regular price From $ 1.00
    Regular price Sale price From $ 1.00
    Unit price /  per 
  • Plank 3.6 Mounting Platform and Mixing Assembly

    Plank 3.6 Mounting Platform and Mixing Assembly

    Plank 3.6 Mounting Platform and Mixing Assembly

    Regular price $ 59.99
    Regular price Sale price $ 59.99
    Unit price /  per 
  • O-Rings

    O-Rings

    O-Rings

    Regular price From $ 1.00
    Regular price $ 0.00 Sale price From $ 1.00
    Unit price /  per 
  • Swabbie Retrofit

    Swabbie Retrofit

    Sold out

    Swabbie Retrofit

    Regular price $ 169.99
    Regular price $ 0.00 Sale price $ 169.99
    Unit price /  per 
    Sold out
  • Spyglass parts list

    Spyglass Replacement Parts

    Spyglass Replacement Parts

    Regular price From $ 0.25
    Regular price $ 0.00 Sale price From $ 0.25
    Unit price /  per 
  • Reactor Body Acrylic Tube

    Reactor Body Acrylic Tube

    Reactor Body Acrylic Tube

    Regular price From $ 17.00
    Regular price $ 0.00 Sale price From $ 17.00
    Unit price /  per 
  • Custom Part

    Custom Part

    Custom Part

    Regular price $ 1.00
    Regular price $ 0.00 Sale price $ 1.00
    Unit price /  per 
  • Break out Box for Neptune Controllers

    Break out Box for Neptune Controllers

    Sold out

    Break out Box for Neptune Controllers

    Regular price $ 48.99
    Regular price Sale price $ 48.99
    Unit price /  per 
    Sold out
  • Break out Box for Neptune Kit

    Break out Box for Neptune Kit

    Sold out

    Break out Box for Neptune Kit

    Regular price $ 29.99
    Regular price Sale price $ 29.99
    Unit price /  per 
    Sold out
  • Barrel Tender V2

    Barrel Tender V2

    Sold out

    Barrel Tender V2

    Regular price $ 209.99
    Regular price $ 0.00 Sale price $ 209.99
    Unit price /  per 
    Sold out
  • The Plank Automatic Feeder - FACTORY 2nd

    The Plank Automatic Feeder - FACTORY 2nd

    Sold out

    The Plank Automatic Feeder - FACTORY 2nd

    Regular price $ 167.20
    Regular price $ 0.00 Sale price $ 167.20
    Unit price /  per 
    Sold out
  • Top-Down Porthole, Extra Long

    Top-Down Porthole, Extra Long

    Sold out

    Top-Down Porthole, Extra Long

    Regular price $ 79.99
    Regular price Sale price $ 79.99
    Unit price /  per 
    Sold out
  • Top-Down Porthole

    Top-Down Porthole

    Sold out

    Top-Down Porthole

    Regular price $ 79.99
    Regular price Sale price $ 79.99
    Unit price /  per 
    Sold out
  • Davy Jones' Skimmate Locker

    Davy Jones' Skimmate Locker

    Sold out

    Davy Jones' Skimmate Locker

    Regular price $ 174.99
    Regular price Sale price $ 174.99
    Unit price /  per 
    Sold out
  • The Parrot ATO System

    The Parrot ATO System

    Sold out

    The Parrot ATO System

    Regular price $ 189.99
    Regular price Sale price $ 189.99
    Unit price /  per 
    Sold out
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Avast Marine was founded by hobbyists for hobbyists looking for high-quality, hand-crafted products that solve real challenges. Listening to our customers is at the core of our business. Your feedback informs what we make and how we improve our designs.

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