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Library: Ø25–1,000 mm, single units up to about 52,000 m³/h — larger duties go straight to an engineer. Prefer to talk it through? Send your specs to an engineer Browse all Wall Exhaust Fan models with curves on the Fan Selector →

Buying from LONGWELL

  • Brand owner since 1990
  • Yuyao, Ningbo
  • 12-month standard warranty, extendable to 18–24 months by project agreement
  • Reply within 1 business day

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Product certificates cover only the models listed on each document — ask which ones apply to your model. ISO certificates cover management systems, not products. Declaration of Conformity for your model and destination on request.

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Test & release at LONGWELL

Specified and drawn by LONGWELL, built to our drawings by qualified partner factories, inspected and released to LONGWELL standards.

  • Wind tunnel · AMCA 210 method
  • Semi-anechoic room · sound power testing
  • Outgoing sampling to AQL 2.5
  • Test records retained for 5 years

How ordering works

  1. Spec check duty point & drawings
  2. Samples 1–3 days (stock models), fee credited to first order
  3. Validation on your bench
  4. Order T/T 30/70 (first order)
  5. Production & release 15–30 days, partner factory
  6. Shipping & after-sales FOB · CIF · DDP
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Current book for Wall Exhaust Fan

Wall Exhaust Fan

LONGWELL’s wall exhaust fans are designed to optimize airflow in spaces where wall-mounted ventilation is necessary. These fans offer a space-saving solution, ideal for areas with limited ceiling access or where wall ventilation is preferred. Engineered for durability, LONGWELL wall exhaust fans are built to handle continuous operation, ensuring reliable performance in both residential and commercial environments.

With their efficient design, LONGWELL wall exhaust fans improve indoor air quality by expelling stale air, odors, and moisture. These fans are easy to install and maintain, making them a practical and effective solution for enhancing ventilation without compromising on space.