Combi filters

Riensch & Held Kombifilter

Besides common particle and HEPA filters, we develop and produce customised special or combination filters for individual requirements. These filters are often used in the field of dust removal and air purification, for example in extraction systems for smoke and gases.

Depending on the intended purpose and requirements, our combi filters include, for example, a HEPA filter and a filter layer made of activated carbon granulate or a pre-filter as well as a main filter in customer-specific dimensions.

Our services at a glance:

  • Customised combi filters
  • Filters in special designs
  • Different filter levels such as activated carbon/particulate filters or particle filters/HEPA filters possible
  • Pre-filter ISO Coarse up to ePM1
  • EPA particle filter with efficiency class E10 – E12,
  • HEPA particulate filter with efficiency class H13 – H14
  • Activated carbon units in different types
  • Optionally with loosely poured activated carbon granulate
  • Dustproof sealeing in a frame or bag
  • Alternatively with a filter pack made of pleated activated carbon nonwoven
  • Optionally with PU endless seal
  • Special sizes in your dimensions
  • Optionally with PU endless seal, on one or both sides
  • Optionally with plastic handle protection
  • Customer-specific design

Application examples of our filters

  • Soldering smoke
  • Laser smoke
  • Tobacco smoke

Activated carbon filters in MDF frame

Besides HEPA filters, we also offer MDF frames filled with activated carbon granulate according to your specifications. These activated carbon filters remove odours and harmful substances such as chemicals or gases from the air. Particularly in  industrial production, these filters remove, for example, soldering fumes or laser smoke from the ambient air, but they can also be used in other locations to combat tobacco smoke, for example.

Our services at a glance:

  • Loose poured activated carbon granulate in a dust-tight, sealed MDF frame
  • Alternatively available with a filter pack made of pleated activated carbon nonwoven
  • Optionally with PU endless seal
  • Optionally with PU endless seal, on one or both sides
  • Optionally with plastic handle protection

Application examples of our filters

  • Soldering smoke
  • Laser smoke
  • Tobacco smoke

If you have any questions or if you would like a quote, please call us or use our contact form. We will be happy to help you find the best combi filter for your purposes!

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