Pentair Diffusers are less commonly used, than Waterway, but you should still compare our pictures to see if they are what you need. This style of diffuser has been used on hot tub jets made for manufacturers such as Sundance and Dimension 1 Spas.
Pentair diffusers to fit ALL types (regardless of face style) of 5" diameter Pentair jets. Diameter : 64mm Length : 100mm
Pentair diffusers to fit ALL types (regardless of face style) of Medium Pentair jets. Diameter : 50mm Length : 79mm
Pentair diffusers to fit ALL types (regardless of face style) of small Pentair jets. Diameter : 40mm Length : 74mm