The whole piece at the top moves when operated as opposed to just the handle as seen on other models. Used with 1" rigid pipe or 1" flexible rigid pipe. Pipe work pushes inside this part at the female end.
3.25 Inch Waterway Hot Tub Light Housing Rear Access Spaform Aegean Master Spas
Waterway Hot Tub Spa Jet Front Click IN - Cluster Mini Poly Power Storm Internal
Poly storm Diffuser Waterway Hot Tub Spa Jets Parts Spares
4 x Waterway Hot Tub Jets 3 & 3/8 Polystorm Size - Grey Textured Finish
Polystorm Diffuser Waterway Hot Tub Spa Jet Parts Spares
Waterway Hot Tub Spa Jet Diffuser Click IN - Cluster Mini Poly Power Storm