Critical Thermal Protection: Shuts down combustion at 140°F to prevent heat exchanger scaling and manifold damage

providing a robust solution for high-rise or large-scale commercial hydronic loops

Engineered for lead-free water pressure regulator maintenance

the orifice must be sized correctly according to the furnace rating plate

ensuring hub diameter compatibility and correct blade pitch is critical for motor longevity and airflow efficiency

Maxitrol 325-9-2 Regulator R-410A Critical Thermal Protection: Shuts downThe Maxitrol 325 9 2 is a professional grade 2 inch NPT gas regulator engineered for high demand commercial gas line pressure regulation and industrial appliance service. This robust lever acting design manages a significant 2,250,000 BTU hr max capacity, ensuring precise control from full flow down to pilot flow applications. With a 10 PSI max inlet pressure rating and a versatile 4 12 inch WC outlet pressure range, it excels at maintaining stable