Round Front Toilet Bowl, White, 1.28/1.6 Gallons per Flush

Gerber Viper 1.28 GPF Two-Piece Elongated Toilet – High-Efficiency Performance

The Gerber GVP31552 Viper toilet is a two-piece, high-efficiency model designed for commercial-grade reliability and water conservation. Operating at 1.28 gallons per flush (GPF), this toilet meets WaterSense® criteria and provides powerful flushing via a 3" flush valve and dual-fed siphon jet system. It’s built to handle demanding applications without compromising performance.

Key Features

• Flush Rate: 1.28 GPF (4.8 Lpf), EPA WaterSense® certified for water efficiency
• Flush Mechanism: 3" flush valve with dual-fed siphon jet for effective bowl clearing
• Mounting System: Double nut multi-point tank-to-bowl connection with non-corrosive brass bolts
• Bowl Design: Elongated bowl provides user comfort; standard height configuration
• Fill Valve: Equipped with Fluidmaster® 400A for reliable tank refilling and serviceability

Specifications

• Model: GVP31552
• Toilet Type: Two-piece, elongated bowl
• Trapway: 2", fully glazed for optimized waste removal
• Rough-In: 12-inch standard installation
• Seat: Not included
• Material: Vitreous china

Installation Details

This model is engineered for simplified installation through its stable tank-to-bowl mounting system. Contractors benefit from quick assembly and lasting alignment. A 12-inch rough-in is required. For code compliance and optimal results, professional installation is recommended.

Application Notes

The Viper GVP31552 is suited for both residential retrofits and new construction where water conservation and dependable flushing are priorities. Its efficient flush volume helps meet green building codes without sacrificing bowl performance.