Standard Equipment

• 1/2" thick Hydrastone cement lined steel tank
• All copper-silicon non-ferrous tank openings
• Built-in copper heat trap to improve operating efficiency and prevent heat migration
• Removable design heating coil
• High efficiency copper fin tube heating coil
• Immersion adjustable thermostat to regulate the flow of boiler water through the heating coil
• ASME rated temperature and pressure relief valve set at 150psi, 210^oF, 200,000 BTU max
• 2" thick polyurethane foam insulation
• High impact colorized composite protective jacket

Optional Equipment

1. 11/2" male NPT inlet / outlet water connections
2. Double wall copper heating coil with a leak detection port. (Available in 20 Sq./Ft. coils only)
3. Integrally welded seismic attachment points
4. Electric back-up heating element in various wattages and voltages (consult factory)