Disposable Pre Filters provide an economical first-stage filtration solution designed to capture coarse dust and larger particles before they reach higher-efficiency stages. For heavy-duty particulate control, see ourelectrostatic precipitator. These prefilters play an essential role in extending the lifespan of secondary filters.

Why Prefilters Matter

Protective first-stage capture:Disposable Pre Filters remove coarse dust and debris, preventing premature fouling of expensive secondary filters such as bag, panel or carbon stages.Lower operational costs:By absorbing the initial particulate load, these filters reduce system strain and lower ongoing maintenance requirements, improving overall system efficiency.

How They Work

Progressive filtration media:Multi-layer materials trap increasing particle sizes throughout the filter depth, improving dust-holding ability.Simple, cost-effective replacement:Quick-change frames and low-cost media make prefilters suitable for systems where contamination levels or airflow demands fluctuate.

For more information on EMAQ+,DW172, commercial filtration and industrial air filtration, view ourblog.

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What Our Clients Say

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    “Great support and service!”

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    "I have had excellent service and communication from Extechnology"

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What Our Clients Say

  • 5.0

    “Great support and service!”

  • 5.0

    "I have had excellent service and communication from Extechnology"

  • 5.0

    “Great company to work with. Nothing is too much trouble”

  • 5.0

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Proven Systems. Personal Service.

The Trusted Choice for Installers & Consultants

Performance Superiority

DW/172 and EMAQ compliant ESPs delivering 95%+ single-pass capture, tested to exceed DEFRA odour and particulate guidance.

Regulatory Confidence

Built around UK standards — DW/172, EMAQ and DEFRA — for full compliance in kitchen ventilation and air quality systems.

Personal Service

Washable components, longer filter life and low-pressure-drop design reduce maintenance and energy use.

Proven Systems. Personal Service.

The Trusted Choice for Installers & Consultants

Performance Superiority

DW/172 and EMAQ compliant ESPs delivering 95%+ single-pass capture, tested to exceed DEFRA odour and particulate guidance.

Regulatory Confidence

Built around UK standards — DW/172, EMAQ and DEFRA — for full compliance in kitchen ventilation and air quality systems.

Personal Service

Washable components, longer filter life and low-pressure-drop design reduce maintenance and energy use.

Proven Systems. Personal Service.

The Trusted Choice for Installers & Consultants

Performance Superiority

DW/172 and EMAQ compliant ESPs delivering 95%+ single-pass capture, tested to exceed DEFRA odour and particulate guidance.

Regulatory Confidence

Built around UK standards — DW/172, EMAQ and DEFRA — for full compliance in kitchen ventilation and air quality systems.

Personal Service

Washable components, longer filter life and low-pressure-drop design reduce maintenance and energy use.

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