017977F | Raypak ASME 406A/407A Copper Tube Bundle Heat Exchanger Pentair 190106Z Enhances Longevity: Supports uninterrupted flow

Enhances Longevity: Supports uninterrupted flow and helps avoid damage to your filtration system

Accepts #14 - #8 AWG copper and #12 - #8 AWG aluminum wire for flexibility in installation

The clarifier enhances filtration efficiency by binding microscopic particles into larger ones

hayward wireless base unit for pool automation control

017977F | Raypak ASME 406A/407A Copper Tube Bundle Heat Exchanger Pentair 190106Z Enhances Longevity: Supports uninterrupted flowThe Raypak 017977F Copper Tube Bundle is a factory OEM heat exchanger kit for 406A and 407A Raypak heaters (models with polymer headers), intended for residential ASME units. It includes a full set of copper tubes, gaskets, hardware, and internal baffles required for a complete replacement. This bundle restores heat transfer efficiency, proper water routing, and sealing integrityespecially if your original tube bundle is aged, scaled, or compromised.