PoolStyle Silver/Black 20 x 40 Foot Winter Pool Cover width_7 Feet The ball check valve spring

The ball check valve spring is Tantalum with a FKM seat and o-ring making it ANSI/NSF STD 50 compliant

This is a Pentair Repair Kit for IntellipH Controller's Tank Mounted OEM Pumps

and polyester strapping

PowerFlo LX SP1580 (Before 1993)

This grooved union is designed to fit: Pentair WhisperFloXF

PoolStyle Silver/Black 20 x 40 Foot Winter Pool Cover width_7 Feet The ball check valve springBuilt for durability, the PoolStyle 20 x 40 foot silver black aboveground pool winter cover combines triple laminated polyethylene construction with heat sealed seams for superior strength. The cover is reinforced with commercial grade stitching, sewn in polypropylene cord, and strengthened edges that stand up to the harshest winter weather. The cover material is enhanced with heavy duty UV inhibitors for long lasting protection. The silver and black