Skip to content


4 Gallon Aquatabs® Water Purification Tablet, 397mg, Water Filtration System for Camping, Emergencies, Survival, and RVs, Easy to Use Water Treatment and Disinfection

Regular price $29.99

Unit price per 

only 0 left in stock

AquatabsⓇ Four Gallon Tablets are the same as the original Aquatabs Water Purification tablet, just larger.  Only one tablet is needed to purify FOUR GALLONS of water.  

AquatabsⓇ are Water Purification Tablets used for safely removing harmful bacteria, viruses and microorganisms found in contaminated water with no adverse effects.  For over 100 years, chlorination of drinking water has been one of the single most effective means of improving public health in the developing world.  

AquatabsⓇ was created over twenty years ago and is now the most trusted brand of choice for point-of-use water disinfection around the world.

AquatabsⓇ utilize materials specifically approved to international standards for use in drinking water with NSF/ANSI Standard 60 Certification and have been selected by leading Aid Agencies, Non-Governmental Organizations and Defense Forces worldwide.

    When AquatabsⓇ are added to water, they quickly dissolve and effectively treat water to protect you and your family with consistent, pleasant tasting water during outdoor activities, natural disasters and emergency situations where boiling water is not an option. 

    AquatabsⓇ possesses no odor or color and can be used anywhere including well water, agriculture, marine life, farming, camping, hiking, water storage, prepping and more.

    The Four Gallon AquatabsⓇ Tablets have a 2-year shelf-life.

    The AquatabsⓇ Four Gallon Bottle contains 100 tablets total, each purifying up to Four gallons of water at a time.

    Each AquatabsⓇ tablet is 397mg with 16.88% Sodium Dichloroisocyanurate. 

    When dissolved in 4 gallons of water, the tablet will disinfect the water for safe drinking in as little as 30 minutes.

    Protect you and your family during outdoor activities, natural disasters and emergency situations where boiling water is not an option. Be sure to read instructions before use.

    Customer Reviews

    Based on 7 reviews

    It's definitely something to have.

    William Hart

    I bought them for the future. How far can we go with everything.

    Destiny Wantuck
    Well done.

    Haven’t gotten a chance to use the product yet but it came quickly and was well packaged. Has a child safety lid, reasonably priced 👍

    Sandra montalvo
    No product recieved

    I’m still waiting for my product can someone help me with a phone number to call n find out I bought this on March 9 2022 n it’s the 19 of March

    Hi Francisco! Thank you for your review. We're going to send you a separate message now to ensure you receive your delivery.

    Jon S.
    Purchase response

    I have not used, yet ... my two inquiries to you have not been answered. I await response. Your website does not address these particular 367mg tablets.

    Hi! Thank you for your feedback. We usually respond to all customer inquiries within 24 hours. Are you sending your questions to this email: I'll be sure to answer any of your questions ASAP.

    Aquatabs® Kills 99.99% of Giardia Cysts, Cholera, Typhoid, Dysentery and other Water Borne Diseases in Just 30 minutes

    3 Easy Steps to Clean Water

    Step 1

    Gather Water

    Collect water from a well, river, or lake, and filter before transferring to a clean container.

    Step 2

    Add Aquatabs® Four Gallon

    Drop one Aquatab® tablet in a jerry can or container of up to 4 gallons of water.

    Step 3

    Wait 30 Minutes and Drink

    After 30 minutes, the treated water is now ready for consumption. Use immediately or store for later.

    Four Gallon Aquatabs® are ideal for purifying larger amounts of water for a variety of reasons

    Marine Life

    Farming & Agriculture

    Boiling Water Alternative

    Prepping & Water Storage

    Also Available in a Smaller Tablet Size

    8.5 Billion Gallons Treated Annually

    Aquatabs® were created over twenty years ago and is now one of the most trusted brand of choice for point of use water disinfection around the world, treating 8.5 billion gallons of water annually.

    Military Use

    Aquatabs® utilize materials specifically approved for international standards for use in drinking water with NSF/ANSI Standard 60 Certification, and are currently used in the German, French, Romanian, and US militaries to provide constant, safe drinking water.

    Non-Governmental Organizations

    Provided to almost every NGO including UNICEF, UNHCR, IOM, Psi, WFP, Red Cross and World Vision, Aquatabs® have the ability to distribute very large amounts of clean, purified and safe drinking water worldwide.

    Close (esc)


    Use this popup to embed a mailing list sign up form. Alternatively use it as a simple call to action with a link to a product or a page.

    Age verification

    By clicking enter you are verifying that you are old enough to consume alcohol.


    Shopping Cart

    Your cart is currently empty.
    Shop now