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Ships within 48 hours · Estimated delivery Sep 25 - Sep 30
polyethylene trays and boxes both stack when full and nest for storage just by turning them the other way
Materials will neither rust nor attack eggs chemically
Water finally returns to the pond thoroughly cleansed
Keep a spare on hand
Hanna Checker - Calcium Saltwater Ball Valve polyethylene trays and boxes bothHanna 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 200
