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Filter LONGWELL Exhaust Blowers models by airflow, static pressure, voltage or size. Every model on the Fan Selector lists its measured or digitised curve, dimensional drawing and datasheet.
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Have your duty point?

See every LONGWELL model whose P-Q curve covers it — margins, noise and power included. No login.

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

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

Certificates you can check

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.

All document scans and what each covers

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
Full terms, QC and FAQ
Current book for Exhaust Blowers

Exhaust Blowers

LONGWELL is a leading provider of high-performance exhaust blowers, designed to meet the ventilation needs of a wide range of industries. Our exhaust blowers are engineered for efficiency and durability, ensuring optimal air circulation and removal of harmful fumes. Built with high-quality materials, they provide reliable, long-lasting performance, even in the most demanding environments.
Whether for industrial applications or commercial spaces, LONGWELL exhaust blowers help maintain a safe and healthy environment by efficiently expelling smoke, gases, and pollutants. With a focus on innovation and customer satisfaction, LONGWELL delivers powerful solutions that you can trust for your ventilation needs.
Longwell Exhaust Blowers efficiently remove smoke, heat, moisture, and odors from industrial and commercial environments. They are essential in kitchens, workshops, and manufacturing facilities to maintain safe and comfortable conditions.
Built with high-efficiency motors and corrosion-resistant impellers, Longwell exhaust blowers provide quiet, reliable, and long-lasting operation. They are ideal for continuous-duty applications requiring consistent airflow and effective exhaust performance.