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The Raypak 003759F Header Inlet/Outlet Cast Iron unit is designed for efficient functionality in pool and spa heating systems. Suitable for Raypak models ranging from 185-405 and 185B/C-405B/C, this 9-hole inlet/outlet header provides durable performance with its cast iron construction.
This Raypak header inlet/outlet ensures efficient operation for your pool or spa heater. Built with cast iron for longevity, it fits various Raypak models, enhancing your heating system's performance and reliability.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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