U.S. Seal Salt/Ozone 5/8" Pool Pump Shaft Seal - PS-3867 C4950 making them the largest valves

making them the largest valves on the market

Natural Chemistry’s Spa Alkalinity Increaser is used to raise total alkalinity in spa water

— for Pentair FullFloXF

The product also prevents scum from building up on tile

U.S. Seal Salt/Ozone 5/8" Pool Pump Shaft Seal - PS-3867 C4950 making them the largest valvesPremium salt and ozone resistant shaft seal engineered specifically for harsh pool environments. The PS 3867 delivers the superior chemical resistance and durability your salt chlorine generator or ozone system demands, preventing premature leaks and costly pump damage. Technical Specifications: Specification Details Shaft Diameter 5 8" (0. 625") Primary Ring Material Carbon Graphite Seat Material Polished Ceramic Elastomers Viton (FKM) Salt Ozone