This fast, accurate and easy to use test kit provides information on how to perform each test, how often do perform the tests, what the results mean and how to correct any unsafe water conditions that may be detected. Tests for pH, Ammonia, Nitrite and Phosphate. Complete with instructions, colour charts and four glass test tubes with...More Info

Price: £29.50

Oxygen is essential for the fish, plants and filter bacteria of your pond. The concentrationof dissolved oxygen in the water can easily drop to levels that are dangerous to the fish by causing hypnoxia stress. This can leave them vulnerable to disease and in extreme cases cause death. Ponds can become very low in oxygen in hot, humid and thundery weather when air pressure is low so gas exchange capacity at the water surface is greatly reduced. Also at times of water treatment it is essential that O2 levels are carefully...More Info

Price: £18

A liquid test to determine levels of nitrate in pond water....More Info

Price: £7.99

Invaluable tool at Causeway Koi. Quickly and easily test the salt level by dipping the probe into the pond water for an instant reading.

Mainain a healthy pond environment by keeping salt level right. Control algae growth. Eliminate most parasites (7 out of 9 commonly found in ponds). Detoxify...More Info

Price: £82

Calibrated in ounces per gallon and grams per litre. Use to measure salt concentration - allows more accurate addition of salt to pond / treatment water. Includes thermometer....More Info

Price: £16

By NTLabs, this comprehensive kit tests pH, GH, KH, Nitrite, Nitrate and Ammonia.
Over 200 individual tests....More Info

Price: £29.5

From NT Labs. This kit will test the calcium hadness (GH) and alkalinity (KH) of pond water. Contains 80 tests....More Info

Price: £10.99

A fantastic tool. Accurate and fast reading of your pond pH. Splash proof and drop-shock resistant....More Info

Price: £82