Toilet Tank; Toilet Product Type: Toilet Tank; Flushing Method: Gravity Fed; Gallons per Flush: 1.28; Flush Mode: Single Flush; Flush Valve Type Included: Manual; Flush Handle: Left Hand Trip Lever; Insulated Tank: No; Brand and Series: Gerber Viper(TM); Toilet Tank Material: Vitreous China; Color Family: Whites; ADA Compliance: No; Manufacturers Warranty Length: Limited Lifetime; Color: White; Collection: Viper; Features: HP2 flushing system, 3 in flush valve with Fluidmaster(R) fill valve, l. Non-kinking stainless steel beaded cha in Chemical resistant silicone flapper.; Includes: Color matched metal tank lever, Tank Cover; Standards: ASME A112.192/CSA B45.1; Green Environmental Attribute: Toilet Uses 1.28 gpf or Less; Green Certification or Other Recognition: WaterSense Certified