Features:

• Guardian System™ - One-of-a-kind air/fuel shut-off device offers double protection, maintenance free - no filter to clean, standard replacement parts.
• Low NOx design for low nitrous oxide emissions
• Self-Cleaning - EverKleen™ patented system fights sediment build-up, reduces fuel costs, provides more hot water.
• Easy to Light - no matches required
• Energy Efficient - more hot water at low operating cost
• Longer Life - Patented magnesium anode rod design incorporates a special resistor that protects the tank from rust.
  
• High Altitude Compliant - All models are certified for applications up to 6,000 feet above sea level. Some models are certified up to 10,200 feet above sea level.
• Brass drain valve and temperature and pressure relief valve included.
• Upgrade your warranty with ProtectionPlus and your 6-year limited tank warranty becomes a 10 year.