FullFloXF Backwash Valve 3 Inch Side Mount - Inlet Port on Bottom (D.E.) - No Fittings or Unions width_4 Inches They also have an integral

They also have an integral design base which is slotted for ease of mounting

Simply snap eraser onto standard pool pole

and Sta-Rite/SwimQuip 355051424

This adjustable flow pump is rated to pump 5 gallons of chemicals per day at 100 PSI

Thermometer only (item 2)

FullFloXF Backwash Valve 3 Inch Side Mount - Inlet Port on Bottom (D.E.) - No Fittings or Unions width_4 Inches They also have an integralThe FullFloXF High Performance Valve has near zero pressure loss across the valve which significantly reduces the amount of energy required by a filtration system. Depending on your utility rates, this valve could save you hundreds of dollars per year when compared to a typical backwash valve. The FullFloXF Backwash Valve easily retrofits to Pentair FNS Plus D. E. filters.