Easy service: One piece access door, all controls in easy reach High Efficiency: Generous heating surface, automatic vent damper Stainless steel burners 10 Year warranty on boiler sections.
EQUIPEMENT
Factory tested Insulated heavy-gauge steel jacket Factory-assembled cast iron sections, boiler fully assembled(except GSA-300) Integral horizontal draft diverted 24 VAC combination gas valve Gauge glass and guard assembly Stainless steel burners Pressure limit control Prob low water cutoff High temperature limit control Automatic vent damper 15 PSIG ASME relief valve Drain Valve Spark-ignited (intermittent) pilot system Electronic ignition/flame supervisory control