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Day: June 18, 2026

Forward-curved centrifugal blower in a scroll housing

By longwell / June 18, 2026 / Engineering Case Studies

EC Forward Centrifugal Fans LWFE3G120 and LWFE3G133 Specification

Engineering design and technical specification overview for LONGWELL L...

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ec fan selection guide

By longwell / June 18, 2026 / Technical Articles

The Complete EC Fan Selection Guide: 7 Engineering Steps

EC fans have become the preferred choice for modern HVAC, industrial v...

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Circular inline duct fan with a white cylindrical housing

By longwell / June 18, 2026 / Engineering Case Studies

Drawing and Specification Preparation for AC Inline Duct Fans

Technical specification and drawing output for LONGWELL LWDA-100 and L...

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