Defender Safety System Features:
- Advanced ScreenLok® Technology Flame Arrestor Design
- Flammable vapor sensor
- Maintenance free
Standard Features:
- Heat exchanger - double wall 1½" O.D. glass coated (Vitraglas®) steel coil
- Low heat exchanger head loss - Up to 10 GPM flow, with less than 5ft. Of head loss
- Vitraglas® lining
- ¾" NPT factory installed dielectric waterway fittings
- Front ¾" NPT female supply and return connections
- Integrated Mixing Device
- Power Vented for positive exhaust during main burner operation
- Two protective anode rods
- Electronic gas control valve with LED display
- Spark to pilot ignition system
- T&P relief valve installed
- Brass drain valve
- 2" Non-CFC foam insulation
- 10-year limited warranty on tank and heat exchanger