These High Performance Series™ water heaters provide incredible hot water delivery from a space saving, convenient package. When tested to the industry standard residential First Hour Delivery procedure, the 25-gallon model can provide 155 gallons and the 55-gallon model will deliver 200 gallons.

• High first hour delivery
• 2 models (25&55 gallon capacities)
• 76,000 - 78,000 BTU/Hr.

(Sample model numbers include: GX‑2‑TW‑25S6SX, GX‑1‑TW‑55S6SX)

Standard Features

• High Input Combustion System
• Optimizer™ Temperature Control System
• Factory installed Hydrojet 2™ Total Performance System
• Powerful blower motor
• Horizontal and vertical venting
• Electronic gas control valve
• Flammable vapor sensor
• Spark to Pilot ignition system
• Vitraglas® lining
• Fully automatic controls
• ¾" NPT side connections
• Non-CFC Foam Insulation
• ¾" NPT factory installed dielectric waterway fittings
• Two Protective magnesium anode rods
• Helical Fin Flue
• Pedestal base
• T&P relief valve installed
• Brass drain valve