Class On-off membrane pump

Constant dosage membrane pump and manually adjustable flow with a potentiometer that determines the frequency of the injections. Regulation range from 0 to 100% and 0-20%. Ideal for: public swimming pool. Maximum accuracy. Minimum maintenance. For wall mounting or standing. Simple and safe operation. Made with tougher materials. No lubrication Required. When air appears in the suction pipe, the air must be purged by opening the bleed valve, previously open uping the bleed valve outlet to a bucket to a pipe so that the chemical does not splash. This equipment must be commanded by a control and regulation equipment with 230VAC voltage output for the dosage