The API Pond Master Test Kit brings professional-grade liquid testing to the pond and water garden. It measures the four parameters that keep koi and goldfish healthy in an outdoor system — pH, ammonia, nitrite, and phosphate — in a kit scaled and priced for the larger volumes ponds involve, with enough reagent for over 500 tests.
Ponds face the same invisible water-quality risks as aquariums, often amplified by heavy fish loads, runoff, and seasonal swings. Regular testing is how pond keepers stay ahead of the spring/fall transitions and the waste load of big, hungry koi.
Good to Know: Phosphate matters even more in ponds, where it's a primary driver of the green-water algae blooms and string algae that plague water gardens. Tracking it — alongside the nitrogen-cycle parameters — helps you understand and control those blooms rather than just reacting to them.
How to Use: Use the same fill-the-tube, add-reagent, match-the-chart method as the aquarium kits, dosing reagents per the pond instructions. Test more frequently in spring and fall and after heavy feeding or rain; a routine check keeps a pond stable through the seasons.
Inventory Accuracy
If this item is at low stock, or you are ordering all or almost all of our current inventory, there may be an inventory discrepency. We will contact you about any issues as soon as possible.
Order Processing
Please allow 24 to
48 hrs to process your order. Expect an
email within 48 hrs to let you know your order is on your way.
Store Pickup
If you choose “Pickup
in Store” at checkout, an email will be sent when your order is ready for
pickup. Orders can be picked up during
store hours, see our home page for our current hours. The pick up address is 6637 Easton Rd,
Pipersville, PA 18947
Domestic Shipping Rates
Shipping charges, if
any, for your order will be calculated and displayed at checkout.
