OSB – Oil Fired Steam Boiler Series 2
Factory testedEasy serviceSwing-away burner doorLow draft lossTop access cleanout coverPlug-in wiring harnessHigh efficiency oil burnerFlame retention head designSolenoid valvePSC motorSolid state ignitorRear flue outletCast iron sections with built-in air separatorInsulated heavy-gauge steel jacketLimited lifetime warranty