Transcription: Kessel, sicherheitswendtiel, thermometer, heitsfleichen, werme Tauscher, durch Zugz-Effnung, Brenner, Abgass-Rohr, Verkleidung, Werme der mung, Brenraum, Zulucht, boiler, pressure relief valve, Aqua-Sta, heating element, heat exchanger, draft hole, burner, chimney, box, insulation, fire pot, air tube, The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air is cold. The air ...
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