Hayward Heat Exchanger Assembly, for H300FD Heater | FDXLHXA1300 Spa Depot Designed to integrate with Waterway

Designed to integrate with Waterway plumbing configurations to maintain flow direction

Replacing the element restores system performance

Their structural assemblies are widely supported by technicians

18 in mounting length for standard installations

Hayward Heat Exchanger Assembly, for H300FD Heater | FDXLHXA1300 Spa Depot Designed to integrate with WaterwayWhat This Part Is Used For The Hayward FDXLHXA1300 Heat Exchanger Assembly is designed for H300FD heaters. It transfers heat generated by combustion into pool water circulation. Why This Part Matters Heat exchanger failure can cause internal leaks or inefficient heating cycles. Replacing the assembly restores proper temperature rise and water flow integrity. It protects other heater components from secondary damage. Key Features and Specifications