Comments on: What Size of Return Duct Works for 3.5, 4 and 5 ton AC? https://airlucent.com/what-size-return-duct-for-3-5-4-5-ton-ac/ Sun, 02 Feb 2025 14:37:29 +0000 hourly 1 https://wordpress.org/?v=6.7.3 By: 11Winner Tech https://airlucent.com/what-size-return-duct-for-3-5-4-5-ton-ac/#comment-9713 Sun, 02 Feb 2025 14:37:29 +0000 https://howtoair.com/?p=2410#comment-9713 Great insights on return duct sizes for different AC tonnages! I found the details on airflow and sizing really helpful. It clarified some of my doubts about optimizing my system. Thanks for breaking it down so clearly!

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