Managing welding fumes is an essential part of establishing and maintaining a comfortable and safe working environment, while also giving companies a competitive advantage in attracting and retaining skilled workers. Controlling fumes generated during welding is required to comply with OSHA regulations. OSHA sets exposure limits for individual metals, metal oxides, or gases produced during welding, such as hexavalent chromium (chromium VI) and manganese.
With an exterior design similar to its counterpart, the Dr.Air KHF-1700, the Dr.Air KHF-1700 Double Filter mobile welding fume extractor is equipped with two Nano filter cores, doubling the filtration efficiency compared to the single-core version.
The machine also includes the following similar features:
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A solid structure with one suction hood; the adjustable extraction arm can be positioned close to the welding source, combined with a spark guard before air enters the filtration chamber.
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A smart control panel with simple ON/OFF operation and two indicator lights (power light and operation light) for easy monitoring.
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An automatic dust-cleaning system designed with a clear working principle, using high-pressure reverse air pulses.
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Large-surface Nano filter cores with high dust filtration efficiency.
10 reasons to choose Dr.Air mobile welding fume extractors
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High-quality products trusted and positively reviewed by hundreds of workshops and welding facilities.
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A reputable brand with clear warranty and maintenance policies.
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Factory-direct pricing; manufactured and distributed in Vietnam, supplied directly to customers without third-party intermediaries, ensuring reasonable cost and fast service.
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Complete certification documents for product quality and standards.
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Equipped with advanced Nano filtration technology, ensuring a safe and healthy working environment.
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Mobile and flexible design with four wheels for easy movement and on-site fume extraction.
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Adjustable suction hood, convenient for operators.
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Built-in dust-cleaning system, easy maintenance, and extended filter lifespan.
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Delivery support directly to the investor, with full warranty documents and user guides.
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24/7 customer support for technical inquiries; experienced technicians provide maximum assistance during operation, repair, and maintenance.




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