
High vacuum extraction units
HIVENT high vacuum fume and dust extraction units stand out as mobile and portable solutions that offer high performance and quality with its user-friendly design.
The ISO 21904 certification process is currently in progress.

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Our High Vacuum Models
KH30
Our HiVent KH30 filter unit is designed with a compact design. It can be used with welding torches with fume extraction or extraction nozzles. Our mobile model is professional-grade. It allows for two torch connections simultaneously. This product is also ideal for welding robot torches.
Flexible hose connection sockets with a diameter of 50 mm also allow the use of smaller diameter hoses with diameter reducing equipment.
MH25
Our MH25 filter unit has a compact design. It can be used with welding torches with fume extraction or small-diameter extraction nozzles.
The 50 mm diameter flexible hose connection socket also allows the use of smaller diameter hoses with diameter-reducing equipment. Our product also comes standard with a disposable HEPA main filter, a metal mesh filter with burr traps, and an activated carbon-impregnated fiber odor filter.
PUREX Products
With a legacy spanning up to 40 years, we take pride in delivering top-tier Local Exhaust Ventilation (LEV) equipment. Our commitment to excellence is demonstrated through our exceptional supply and service of high-quality LEV systems. This experience and dedication make us a trusted partner for your LEV needs.
EVO Products
EVOTEC industrial vacuum cleaners and dust extractors offer the following advantages compared to competing products:
- Wide range of models with DGUV approval for dust classes M, H, M/type 22 and H/type 22 as well as H/asbestos.
- Parts in contact with the product are made of V2A stainless steel 1.4301.
- Functional pressure relief.
- Electronic liquid level control.
- Tool-free, low-contamination filter replacement.
What does high vacuum mean?
For example, the vacuum cleaners we use in our homes are high-vacuum systems. These systems have lower air flow but higher pressure. Blower systems are used instead of radial fans. When precise smoke and dust extraction is desired, high-vacuum systems should be used. Extremely high pressures can be achieved thanks to the high-speed blower.
Why do I need high vacuum units for industrial smoke and dust extraction?
For example, when welding fume extraction is preferred via the torch, a high vacuum unit must be used. Values may vary from torch manufacturer to torch due to design differences. Generally, a minimum flow rate of 55 m³/h and a pressure of at least 3000 pa are required for this flow rate.
When pinpoint suction is required in many processes such as grinding, soldering, laser marking, a suitable high vacuum system is the solution.
These products are suitable for tasks such as welding fume extractors, grinding dust extractors etc.
Can more than one person use these systems at the same time?
Manufacturers design and produce systems that can be used by one person, two people, four people, and even 20 people simultaneously. For example, two fume extraction welding torches can be connected to our KH30 unit and four fume extraction welding torches can be connected to our KH150 unit and used simultaneously.
What type of blower should be?
There are various types of blowers available, including brushed, brushless DC, and brushless EC. Brushed (carbon) blowers can be less durable and require frequent brush replacement. However, for semi-professional or amateur users, these blowers are more economical and may be a good choice.
Products using EC blowers do not require additional equipment, such as speed adjustment. The EC system allows for many functions and reduces energy consumption.
Should the flow rate automatically increase as the filter fills?
This type of machine would be more beneficial. Machines that produce a constant flow rate are available on the market. However, as the filter fills, the flow rate decreases. When you get an electronically controlled high vacuum unit, the machine constantly maintains a constant flow rate until the filter reaches its full saturation point.
