18-8 alloy stainless steel and all of the edges are deburred to ensure user safety

and allow clearance for any construction features that may protrude into the rough opening from the opposite wall

Clearance required for container diameter is 3-3/8" (85mm)

This is the B-7128 (115V) stainless steel version — the standard for North American 115V service

6 1/8" H (180 x 155mm)

Sloan 1.28 gpm Toilet Manual Flush Valve, 11-1/2" Rough-In Bag Capacity-13 Gallons 18-8 alloy stainless steel andManual Flush Valve, Fixture Type Toilet, Gallons per Flush 1. 28, Inlet Size 1", Spud Coupling 1 1 2", Rough In 11 1 2", Valve Design Diaphragm, Connection Location Top, Pressure Range 25 to 100 psi, Finish Chrome Plated, Handle Type Non Hold Open Oscillating, Includes Vacuum Breaker, Standards ADA, Manufacturers Warranty Length 3 Years, Green Sustainable Attribute Toilet Uses 1. 28 gpf or Less