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Universal Component Fit: Designed as a direct head mechanism replacement for existing Series 94 combination LWCO and pump controllers
Optimal Airflow Efficiency: 20-degree blade pitch is specifically pitched to maintain the designated CFM output
the 33B0006N18 is calibrated to the exact flow coefficients required for the manufacturer’s heat exchangers
Tighten the gauge glass nuts by hand until snug
supported by mounting clips to prevent sagging or vibration-induced fatigue
Laars Heating Systems L0032200 Orifice 323055-751 Universal Component Fit: Designed asThe Laars Heating Systems L0032200 is an OEM spec #43 natural gas orifice engineered for precision fuel delivery in high efficiency boilers and hydronic heating systems. Specifically calibrated for natural gas applications, this brass gas orifice ensures the correct stoichiometric ratio for optimal combustion within the burner tray assembly. As a veteran preferred HVAC replacement part, it is designed to maintain consistent manifold pressure and
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