Free shipping on all orders over $99!*(Click here to see exclusions)


Your Cart is Empty

New Image Gallery


Check Valve 1/4", Glass

58 items left
  • Prevents aquarium water from back-siphoning through gas or liquid dosing lines
  • Place anywhere on the dosing line between the water and the equipment that should be protected
  • Ideal to protect CO2  regulators from water damage, glass holds up to corrosive carbonic acid produced from carbon dioxide in water
  • Fits standard 1/4'' tubing
  • Dimensions: 8.38 cm x 0.76 cm (3.3" x 0.5")
    Customer Reviews
    4.0 Based on 1 Reviews
    Write a Review Ask a Question
    • Reviews
    • Questions

    Thank you for submitting a review!

    Your input is very much appreciated. Share it with your friends so they can enjoy it too!

    Filter Reviews:
    • check
    • look
    • ends
    • direction
    • flow
    • glass
    Michael D.
    United States United States
    I recommend this product
    • What kind of aquariums have you used this with? Freshwater
    • Years in hobby? 1
    Great product

    Great product, love the checker, the only thing I would suggest is making is slightly more clear on the direction of flow. I have to blow in it to double check when installing since both ends look so similar. Love the glass look!

    Customer Reviews

    Based on 1 review Write a review

    Welcome Newcomer