1) acid, soda dosing device 2) anti-outgassing 3) precise flow controling 4:dosing reliability

Rainbow dosing device machine ,chemical dosing machine

Featured Highlights

-- With durable controling valve, made it possible to control the flow speed precisely.

-- Whole sealing system to anti-outgassing - Do not need extra ventilation sets.

-- Passed through NSF

-- Top mounted, easy to add chemicals.

--Automatic dosing device with pool filtration equipment.