{"product_id":"pentaireti400indoorairintakekit475971pen475971","title":"Pentair ETI-400 Indoor Air Intake Kit | 475971","description":"\u003cdiv\u003e\n  \u003ch1\u003ePentair ETI-400 Indoor Air Intake Kit | 475971\u003c\/h1\u003e\n\n  \u003cp\u003e\n    The \u003cstrong\u003ePentair ETI-400 Indoor Air Intake Kit (475971)\u003c\/strong\u003e is an accessory designed specifically for the\n    \u003cstrong\u003ePentair ETI-400 Condensing Gas Heater\u003c\/strong\u003e. This kit allows the heater to safely draw combustion air from an\n    indoor mechanical room or equipment space when outdoor air access isn’t ideal or available, helping ensure proper\n    combustion and efficient operation in enclosed installations.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eWhat This Part Is For\u003c\/h2\u003e\n  \u003cp\u003e\n    This indoor air intake kit is intended for use with the \u003cstrong\u003ePentair ETI-400 Condensing Gas Heater\u003c\/strong\u003e when\n    installed inside utility rooms, garages, or other enclosed areas where direct outdoor air intake is not feasible.\n    It provides a dedicated pathway for combustion air from within the space while maintaining safe clearances and airflow\n    required by the heater’s design.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eDesigned for indoor installations of the Pentair ETI-400 condensing heater\u003c\/li\u003e\n    \u003cli\u003eAllows combustion air to be drawn from a mechanical room or enclosed space\u003c\/li\u003e\n    \u003cli\u003eHelps maintain optimal combustion performance when outdoor intake is restricted\u003c\/li\u003e\n    \u003cli\u003eIncludes components engineered to match OEM specifications for fit and function\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003eFollow manufacturer instructions to maintain required clearances and proper airflow\u003c\/li\u003e\n    \u003cli\u003eSeal all intake connections to prevent back-drafting and ensure safe combustion\u003c\/li\u003e\n    \u003cli\u003eVerify that the heater has adequate air supply before operation\u003c\/li\u003e\n    \u003cli\u003eWork with a qualified HVAC or gas professional for proper indoor combustion air setup\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eMaintenance Tips\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003ePeriodically inspect intake ducting for obstruction or debris buildup\u003c\/li\u003e\n    \u003cli\u003eCheck seals and connections to prevent air leaks\u003c\/li\u003e\n    \u003cli\u003eKeep surrounding areas clear of obstructions to support proper airflow\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eRelated Products\u003c\/h2\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n      \u003ca href=\"\/products\/pentair-eti400-condensing-gas-heater\"\u003e\n        Pentair ETI-400 Condensing Gas Heater\n      \u003c\/a\u003e\n      – The main heater model that this indoor air intake kit is designed to work with.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003ca href=\"\/products\/pentair-eti400-condensate-neutralizer-replacement-kit\"\u003e\n        Pentair ETI400 Condensate Neutralizer Replacement Kit\n      \u003c\/a\u003e\n      – Replacement kit for treating acidic condensate before drain discharge.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003ca href=\"\/products\/pentair-eti400-stack-flue-sensor-replacement-kit-475601\"\u003e\n        Pentair ETI400 Stack Flue Sensor Replacement Kit (475601)\n      \u003c\/a\u003e\n      – Replacement flue sensor part to help maintain safe combustion monitoring.\n    \u003c\/li\u003e\n    \u003cli\u003e\n      \u003ca href=\"\/products\/pentair-eti400-service-kit\"\u003e\n        Pentair ETI400 Service Kit\n      \u003c\/a\u003e\n      – General maintenance kit with common service parts for the ETI400 heater.\n    \u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"Pentair","offers":[{"title":"Default Title","offer_id":46797848445103,"sku":"475971","price":163.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/6415\/2239\/files\/pentair-eti-400-indoor-air-intake-kit-475971-heater-parts-1101051.jpg?v=1777068192","url":"https:\/\/freshized.com\/products\/pentaireti400indoorairintakekit475971pen475971","provider":"Freshized","version":"1.0","type":"link"}