Convex Chrome Push Button Assembly For Series 500, 501A and 501B Pressure‑Assist Toilet Tank Systems

This convex chrome push button is a direct replacement control component for compatible pressure‑assist toilet systems. Designed to restore dependable flushing activation, it supports daily use in commercial and institutional restrooms where consistent operation is essential for user satisfaction and maintenance efficiency. The push button features a convex profile for easy actuation and includes the required extension component to support proper fit during replacement. It is intended for use with select pressure‑assist system series, making it a practical service part for facility maintenance teams and plumbing professionals performing routine repairs or component replacements.

• Chrome finish
• Convex push button design
• Fits one-piece or two-piece toilet type
• Supports restoration of normal flushing operation
• Gallons Per Flush:1.6 gpf, 1.28 gpf, 1.1 gpf, 1.0 gpf
• Replacement control component for pressure‑assist toilets
• Includes: convex push button (DP400999), extension (D-205288)
• Fits Model Number: M-101526, M-102540, M-101526-F, M-102540-F, M-101526-F3, M-102540-F3, M-101526-F4, M-102540-F4
• Fits Porcelain Brands: American Standard , Briggs, Colcermica, Contrac, Corona , Crane Plumbing, Eljer , Exergis, Gerber , Glacier Bay, Kohler , KooHoo, Laufen , Mansfield , Niagara, Orion , Peerless , ProFlo, Sloan, Seasons, St. Thomas Creations, Universal Rundle, Vitra , Vitromex , Vortens/Lamosa , Western , Winfield, Zurn