... 5 seconds. 2)Convenient installation 3)Energy saving,Environmental protection 2011 Instant electric heater water tap1)1)Quick heating in 5 ... pressure:0.04-0.4Mpa Grade of waterproof:1PX4Lowest water supply pressure:0.04Mpa protection against electric shock type:1class5)Packing ... restaurants, hair salons, offices, schools, hospitals and other mining enterprises. 2011 Instant electric heater water tap