plenum-rated NEMA 1 enclosure

ensuring the system operates at peak airflow efficiency

Precise Thermal Calibration: Calibrated for a 190°F cutout and 150°F reset point to protect the heat exchanger

Internal Seal Integrity: Includes high-grade gaskets to prevent flue gas recirculation and ensure accurate pressure switch readings

Laars Heating Systems 2400-570 Heat Exchanger 320788-704 plenum-rated NEMA 1 enclosureThe Laars 2400 570 heat exchanger is a critical replacement component designed for high efficiency thermal transfer in hydronic heating systems. This flat plate heat exchanger features a robust stainless steel construction, engineered to maintain low pressure drops while maximizing surface area contact for superior BTU transfer. Built specifically for boiler heat exchanger replacement, it acts as a high performance interface between primary and