Toilet Tank, Bone, 1.28 Gallons per Flush, Left Hand Lever

Gerber GWS3859025 Toilet Tank – 1.28 GPF, Left-Hand Lever, Bone Finish

The Gerber GWS3859025 is a high-efficiency gravity toilet tank designed for use with Gerber's matching two-piece bowl assemblies. This vitreous china tank operates at 1.28 gallons per flush (GPF) and supports WaterSense® compliance. Featuring a left-hand trip lever and internal flushing components, it offers reliable water delivery while meeting modern performance and conservation standards.

Key Product Features

• Flush Volume: 1.28 GPF for reduced water consumption in residential and light commercial applications.
• Actuation: Left-hand tank lever provides standard operation and accessibility.
• Finish: Bone color glaze complements neutral fixture palettes.
• Construction: Vitreous china body with internal tank trim, including fill valve and flapper assembly.
• Mounting: Two-bolt configuration compatible with Gerber matching bowl models.

Technical Specifications

• Model: GWS3859025
• Flush Type: Gravity-fed, single-flush
• Flush Volume: 1.28 GPF
• Lever Position: Left-hand
• Color: Bone
• Material: Vitreous china

Installation Information

This tank is intended for installation as part of a two-piece toilet system. It must be installed with a compatible Gerber bowl. Use supplied tank-to-bowl gasket and bolt hardware to ensure a secure, watertight connection. Tighten mounting bolts incrementally to avoid porcelain stress. All plumbing connections should be completed per local code and manufacturer specifications.

Typical Applications

• Water-saving retrofits in residential bathrooms
• New construction requiring EPA WaterSense®-qualified fixtures
• Replacement installations for matching Gerber toilet assemblies