Safety Integrity: Maintains the critical seal required to prevent CO leakage and ensure reliable pressure switch activation

Direct Compatibility: Engineered specifically for Field Controls GVD vent dampers

How do I verify the secondary output

or chemical buildup that weakens the plastic over time

Hydrotherm 09-1518 Pump 340155-7026 Safety Integrity: Maintains the criticalStandardizing the flow within hydrotherm kn series cast iron condensing boilers requires precise ventilation and fluid management. The Hydrotherm 09 1518 Pump Apollo V5000 KN, also specified as a scanner cooling pump, is an OEM replacement air pump engineered to maintain critical operational temperatures in high performance heating systems. Operating at 115V and 60 Hz, this pump replaces obsolete units like the 12 00201 001, providing a direct fit