QuickPro #4 Pump Head - 25 PSI - Santoprene Serial Number The new PPM sensor is

The new PPM sensor is a solid-state sensor with a selective membrane that provides direct readings of Free Chlorine in water at concentrations ranging from 0

This case totals 80 feet

Two 1/2 Inch Stainless Steel Lock Washers

This is a bottom-mount fitting with 1/4-inch NPT threads

And copper is well known for its ability to efficiently transfer heat

QuickPro #4 Pump Head - 25 PSI - Santoprene Serial Number The new PPM sensor isThis is a Stenner QuickPro Pump Head #4 replacement with Santoprene tube and rated for 100 psi. The replacement pump head includes tube, duckbill and 1 4 inch ferrules and works with the Classic and SVP model pumps. The QuickPro pump head provides tube replacement without tools with a collapsible roller assembly and a tube housing cover attached with latches.