Blowers

Blowers deliver concentrated airflow at higher pressure rise than fans — feeding gas burners, conveying material, drying floors and pressurising processes. Articles here explain the fan-vs-blower boundary, electric vs gas cost comparisons, combustion air sizing and the LONGWELL blower line-up.

Inflatable / Air Mattress & Blower Applications
By longwell / August 21, 2026 / Fan Engineering Guides

Inflatable / Air Mattress & Blower Applications

Why can two inflatable products fill equally fast but finish at differ...

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Paint Booth & Spray Ventilation Fans
By longwell / August 21, 2026 / Fan Engineering Guides

Paint Booth & Spray Ventilation Fans

Define paint-booth ventilation from coating hazards, the complete airf...

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Fume Extraction & Welding Ventilation Blowers
By longwell / August 21, 2026 / Fan Engineering Guides

Fume Extraction & Welding Ventilation Blowers

Design welding-fume extraction from source capture, hood geometry, dir...

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Fireplace & Wood Stove Blowers Explained
By longwell / August 21, 2026 / Fan Engineering Guides

Fireplace & Wood Stove Blowers Explained

A fireplace blower moves room air around hot appliance surfaces—but it...

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Air Curtain Blowers: How They Work & Selection
By longwell / August 21, 2026 / Fan Engineering Guides

Air Curtain Blowers: How They Work & Selection

An air curtain is not an invisible wall. It is a high-momentum planar ...

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How to Clean a Squirrel Cage Blower (Furnace)
By longwell / August 21, 2026 / Fan Engineering Guides

How to Clean a Squirrel Cage Blower (Furnace)

Clean a furnace squirrel-cage blower safely: identify the wheel, isola...

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longwell-lwca-30290sn-07-proje
By longwell / August 20, 2026 / Engineering Case Studies

Repositioning the Motor on a 230V AC Cooling Unit

We turned the AC motor on a 30mm cross flow blower to clear a tight ch...

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By longwell / August 17, 2026 / Engineering Case Studies

24V PWM Blower: 365 m3/h Cooling in a 760x80mm Profile

Learn how we engineered a 24V DC cross flow fan with custom PWM speed ...

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longwell centrifugal blower
By longwell / August 11, 2026 / Engineering Case Studies

LWDD7-5-C-EC-002 Centrifugal Blower for Air Filtration Systems

A 220V variable-speed EC centrifugal blower pushing 1980 m³/h at 317 P...

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Draft inducer fan built for the flue gas of a biomass pellet boiler
By longwell / August 5, 2026 / Engineering Case Studies

The Fan That Lives in the Flue Gas

The customer did not come with a wish list. They came with a failure h...

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