Designed for surface mounting
A: Both are quality surface-mounted stainless steel units at similar price points
Satin Finish
the unit is secured to any hard wall surface using the included ABS plastic wall bracket and mounting screws
self-feeding design
Zurn 1.6 gpm Toilet Manual Flush Valve, 11-1/2" Rough-In - theochem Designed for surface mountingManual Flush Valve, Fixture Type Toilet, Gallons per Flush 1. 6, Inlet Size 1", Spud Coupling 1 1 2", Rough In 11 1 2", Valve Design Diaphragm, Connection Location Top, Pressure Range 25 to 80 psi, Finish Chrome Plated, Handle Type Lever, Includes Control Stop Has Internal Siphon Guard Protection, Vandal Resistant Cap, Sweat Solder Kit, Wall Flange, Standards MIL. V. 29193, Federal Spec WWP541ASME A112. 18. 1 , CSA B 125. 1, A112. 19. 5, A 112. 19. 2,