WhisperFlo Pump Union - 2 Inch MNPT x 2 Inch FNPT - PVC filter-width_6 7/8 inches The extension collar raises the

The extension collar raises the skimmer lid 3 inches

This offers you the finest filtration available - as fine as diatomaceous earth

You don't have to replace the entire pole when you can just replace the part

H250IDL2/H350IDL2/H400IDL2 Pool and Spa/Hot Tub Heaters and H150/H200/H210/H250/H300/H350/H400 Millivolt/Electronic Ignition Pool and Spa/Hot Tub Heaters

WhisperFlo Pump Union - 2 Inch MNPT x 2 Inch FNPT - PVC filter-width_6 7/8 inches The extension collar raises theThis is a Pentair Pump Union with 2 inch male NPT and 2 inch female NPT. It is designed to fit specific Pentair pumps and two are required. This union fits: IntelliFlo VSF, WhisperFlo VS+SVRS, Challenger, and IntelliPro VS+SVRS.