Waterway Plastics has discontinued the snap-in Storm Series Jets While Quantities Last
Massage Mini Storm Jet Insert (includes diffuser).
3" Face Diameter Mini Storm Jets are interchangeable with 3-5/8" Large Face Diameter Mini Storm Jets.
If you have Snap-in style jet housings, you must use Snap-in style inserts (the newer threaded style inserts will not fit).To install jet insert, push in and rotate a 1/4 turn clockwise. To remove jet, rotate counter-clockwise (about 1/4 turn until it stops) then apply additional turning force to unlock.
Once these are gone, there will be one replacement option - Light Grey "Sterling Silver" - Directional Jet - 212-7929-STS