Saniboost SJ 4-50 is a domestic boost set, consisting of the Sanijet 4-50 pump, the PC5 press control, and a 20-litre bladder tank. It is suitable for rainwater collection systems, irrigation, pressure boosting, and pumping clear water without abrasive or aggressive components. With a maximum flow rate of 3.6 m³/h and a maximum head of 50 m, this pressure boosting set combines performance and robustness for domestic use.