Jet with Face Width, 4" to 4 15/16"

This kit is a (5) Replacement Jet Back Diffusers for a 3 3/8" to 4" Waterway Poly Storm Jet...  Jet Part Type Diffuser Manufacturer Waterway Model Poly Storm Total Length 3-9/16" Color White Special...

This kit is a Set of (5) Replacement Diffusers for a 3 1/2" to 4.10" Pentair Cyclone Jet made by Pentair. See the video for information on how to change the diffuser and how to determine whether you need a Waterway or Pentair Diffuser the jets look a...

This part is a Complete Jet Internal, Waterway, Dual Flo, Diverter Jet, 4-3/4" face diameter, Swim Jet, Smooth, Black with Directional style internal and Adjustable on/off control. Dual-Flo SeriesHole size required is 3-1/2"Note: 4-3/4" face...

This Part is a Complete Jet Internal, Waterway, Power Series, 4-3/4" face diameter, Multissage, Scalloped, White... This jet has a face that you can switch 4 times by twisting the inside face and it gives you 4 different types of jet massage....

This Part is a Complete Jet Internal, Waterway, Power Series, 4-3/4" face diameter, Multissage, Smooth, White... This jet has a face that you can switch 4 times by twisting the inside face and it gives you 4 different types of jet massage..  This...