{"product_id":"pentaireti400heatexchangerreplacement475623pen475623","title":"Pentair Eti400 Heat Exchanger Replacement for Pool Heaters","description":"\u003cdiv\u003e\n\u003ch1\u003ePentair Eti400 Heat Exchanger Replacement for Pool Heaters\u003c\/h1\u003e \u003ch2\u003eIntro\u003c\/h2\u003e\n\u003cp\u003eUpgrade your pool’s heating reliability with the Pentair Eti400 Heat Exchanger Replacement. This direct-fit component is engineered to restore peak performance in compatible Eti400 systems, delivering consistent warmth and fewer interruptions. Built to withstand chlorinated water, it combines durable construction with precise fittings for a seamless, tool-friendly swap that protects your pool season after season.\u003c\/p\u003e \u003ch2\u003eList of Features\u003c\/h2\u003e\n\u003cul\u003e \u003cli\u003e\n\u003cstrong\u003eDirect-fit compatibility\u003c\/strong\u003e — precise flange pattern, port sizes, and mounting hole alignment for a hassle-free installation.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eCorrosion-resistant construction\u003c\/strong\u003e — designed for long life in chlorinated and mineral-rich pool environments.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eOptimized heat-transfer design\u003c\/strong\u003e — efficient internal passages maximize heat exchange and reduce run-time.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eEasy installation and serviceability\u003c\/strong\u003e — accessible fittings, clear gasket seating, and common tools minimize downtime.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eLeak-resistant seals\u003c\/strong\u003e — machined flanges and high-grade gaskets provide a durable seal across seasons.\u003c\/li\u003e \u003cli\u003e\n\u003cstrong\u003eBrand-backed support\u003c\/strong\u003e — Pentair engineering and global support network offer guidance and compatibility assurance.\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eFinal Thoughts\u003c\/h2\u003e\n\u003cp\u003eRestore consistent pool warmth and reduce downtime with this replacement. Built to endure harsh chemical environments and align perfectly with Eti400 systems, it delivers dependable performance season after season. Ready for a straightforward install—order now and bring back efficient heating to your pool.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Pentair","offers":[{"title":"Default Title","offer_id":51681944535357,"sku":"PEN475623","price":4645.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0905\/3611\/6541\/files\/PEN475623_0.jpg?v=1778224498","url":"https:\/\/www.duckiespoolsupply.com\/products\/pentaireti400heatexchangerreplacement475623pen475623","provider":"Duckies Pool Supply","version":"1.0","type":"link"}