The FS-Plus spray heads include "flip top" dust covers

3/8-16 tapped holes on 5

the curtain has hemmed sides and a hemmed bottom to make it extra durable and resistant to tearing

Speakman SM-7090-ADA-PBN Caspian Collection Shower and Diverter Tub Package with ADA Hand Shower and Grab Bar

Connection is 3/4" male hose thread x 1/2" female NPT inlet

Hayward Check Valve, 2 in, Single, Y True Union, PVC, FNPT x FNPT - YC10200TEU Capacity-One Standard Roll The FS-Plus spray heads includeItem Check Valves: Check Valve; Flow Design: Single; Mechanism and Body Design: Y True Union; Body Material Valves: PVC; Pipe or Tube Size Check Valves: 2 in; Connection Type Check Valves: FNPT x FNPT; Cracking Pressure Check Valves: 1 psi; Mounting Orientation Check Valves: Horizontal, Vertical; Seal Material Check Valves: EPDM; Max. Temp. Valves: 140 Degrees F; Min. Temp. Valves: 40 Degrees F; Max. Water Pressure Valves: 150 psi @ 70 Degrees F; Max.