AERCO GP-18900 Seal 328140-751 Direct OEM Match: Drops into

Direct OEM Match: Drops into existing brackets without modification

High-Pressure Tolerance: Specially designed to operate safely within the demanding pressure parameters of commercial-grade hydronic systems

Common Questions: Is this heat exchanger compatible with glycol-based systems

Key Benefits Ensures Carrier compressor protection by terminating operation if discharge gas temperatures exceed safe limits

AERCO GP-18900 Seal 328140-751 Direct OEM Match: Drops intoThe AERCO GP 18900 Seal is a critical genuine OEM replacement part specifically engineered for high performance AERCO boiler parts and commercial water heating systems. This precise manifold to lower head seal is designed to create a robust, leak proof interface between the manifold and the lower head assembly, ensuring pressure integrity and thermal efficiency. As an authentic HVAC replacement seal, the GP 18900 prevents bypass leakage and maintains