Hanna Checker - Phosphate Lined Ponds These windmills are fully tested

These windmills are fully tested and come with a one year warranty (excluding lightning or wind damage)

Orders larger than 2

down to 4°C

and it helps to keep oxygen near the bottom

Hanna Checker - Phosphate Lined Ponds These windmills are fully testedHanna Checkers are small, handheld colorimeters that provide higher accuracy results than typical chemical test kits. Offering improved technology, these portable colorimeters make measurement hassle free with their simple design and easy to follow instructions. Features at a glance: Easier to use and more accurate than chemical test kits Dedicated to a single parameter Small size, big convenience Ideal for: Aquaculture & Aquariums, Water Quality