Digital RC554XP pH/ORP Pool Controller With Probes For One Sanitizer Source intended-usage_Residential - Aboveground and is designed for informing

and is designed for informing patrons that children 12 years of age or younger must be accompanied by an adult and children 13 years to 17 years must not swim alone

is printed on heavy-duty aluminum material

and small aboveground pools

Warning No Lifeguard On Duty (No Age Limit) Sign

This Nebraska Warning No Lifeguard On Duty (16 Years And Under) Sign measures 24 x 18 inches

Digital RC554XP pH/ORP Pool Controller With Probes For One Sanitizer Source intended-usage_Residential - Aboveground and is designed for informingThe Generation II Digital pH ORP Model RC554XP Controller with probes and supports control of one sanitizer source. It features continuous ORP and pH monitoring displayed on the controller's front panel. The ORP pH controller has been designed to be user friendly. One MODE button and six SET buttons allow the operator to easily set parameters. Rola Chem's Generation II controllers offer proportional or continuous feed and include dip switch