Installation Instructions Boiler Burner Unit
2015-4-9 · hot water system by assuring the removal of air pockets without the installation of Air Scoops to trap noisy air. The 1-1/4' supply line or Riser tapping in the top of the boiler extends approximately 1' below the top or waterline of the boiler, thus allowing only air free water to enter the supply to the heating system. The air trapped in the
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