905-715-2447 Winter Hours: Closed for the Season 3301 Sideroad 10, Bradford, ON Canada
905-715-2447 Winter Hours: Closed for the Season 3301 Sideroad 10, Bradford, ON Canada

Home – Koi & Fish Pond Supplies Canada

Japanese Koi, Aquatic Plants & Pond Supplies Canada

Welcome To Hydrosphere Water Gardens - The Pond Experts

At Hydrosphere Water Gardens & Fisheries, we are not just another online pond website. You can visit our location to see our great selection of Japanese koi, beautiful pond plants and display ponds in person. However, if you don’t live in our area, we are your best online source for quality pond supplies and aquatic plants. We are committed to providing you with the best service, advice and products for your pond.

If you have a large, natural pond with some issues, we provide pond consultations and assessments to determine the cause and make recommedations to help rehabilite & restore it. We provide pond maintenance treatment programs and also supply and install diffused aeration systems and floating fountains in ponds of all sizes.

Visit us to see our great selection of beautiful tropical and winter hardy marginal aquatic plants such as papyrus, iris, cannas, horsetail and many more. we also carry many varieties of hardy and tropical water lilies in all colours and sizes. If you are looking for foating pond plants, we have water hyacinths, water lettuce and more.

With over 30 years of pond experience, we can provide the expert advice you need to make your pond the best it can be.

pond products and supplies Canada

Shop For Pond Supplies

Shop Our Great selection of Pond Products Including:

We offer quality products at great prices for your pond.

Aquatic Plants

Marginal, Submerged & Floating Plants

Whether you are looking for winter hardy plants like water lilies, irises, grassess or flowering marginal aquatic plants, we’re sure you’ll find something to suit your pond. However, if you are looking for something a little more exotic, we also carry many tropical plants like papyrus, canna lilies, tropical water lilies and more. 

Japanese Koi

Imported Directly from Japanese Koi Farms
  • Showa
  • Kohaku
  • Sanke
  • Goshiki
  • Tosai
  • Nisai

We import  Japanese Koi directly from many of the best farms in Japan. Kohaku, Sanke, Showa, Utsuri are just a few of the varieties of Japanese koi we  have in stock. 

Replacement Diaphragm Kit For AP-20 PondMaster Air Pump

SKU 14525
C$24.99
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Replacement Diaphragm Kit For AP-20 PondMaster Air Pump
Product Details

Replacement Diaphragm Kit For AP-20 PondMaster Air Pump

This replacement diaphragm kit contains everything you need to rebuild the PondMaster AP-20 air pump. It also fits Supreme Aquarium Oxy-Flo AP-20 High Volume Air Pump Item # 04220 and Supreme Hydro Oxy-Flo AP-20 High Volume Air Pump Item # 40522

This Kit Contains:

  • (2) x LP20 Diaphragm
  • (4) x LP20 Washer
  • (4) x LP20 Valve
  • (2) x LP21 Diaphragm
  • (4) x LP21 Washer
  • (4) x Air Inlet and Outlet Rubber Stopper Set LP20
  • (4) x Air Inlet and Outlet Rubber Stopper Set LP21
  • (1) x Bottom Silicone Gasket
  • (1) x Instructions
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    About Us

    Hydrosphere The pond Experts logo

    Hydrosphere Water Gardens

    Hydrosphere Water Gardens & Fisheries is a family run business that was founded in 1996. With a combined 30 years experience in the water garden industry, we continually strive to bring you the best products, competitive prices, excellent service and helpful advice…

    More About Us

    Winter Hours

    Our hours of operation change throughout the season. Please check our hours carefully.
    MondayClosed
    TuesdayClosed
    WednesdayClosed
    ThursdayClosed
    FridayClosed
    SaturdayClosed
    SundayClosed

    Our 2024 Japanese Koi Shipment

    Our 2024 Japanese koi shipment will be arriving soon! Scroll left or right to see what's coming
    or Click Here To Go To Our Japanese Koi Page
    Pond Advice & Tips

    Expert Advice

    Green water, string algae, or sick fish? We have been in business for more than 20 years, and during that time we have gained valuable experience dealing with all kinds of pond issues. Check out our pond advice page for helpful tips and articles.
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