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Mar 17, 2026 - 05:43 AM
We’ve provided several answers to questions related to Pentair Stack Flue Sensor Replacement for ETi 400/ETi 250/UltraTemp ETi Heaters, 475601Z , see some other helpful Q&A related to this product.
Question: Is this stack flue sensor replacement compatible with UltraTemp ETi heaters?
Answer: Yes, it is compatible with UltraTemp ETi heaters. This flue stack sensor ensures that temperature monitoring and safety features remain fully functional in your UltraTemp ETi heater.
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