Filter selection
The Air We Breathe
A foundation article on gases, aerosols and the air we breathe.
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Filter Technology
Clear answers to the questions behind a good filter choice. Selection, standards, energy and the details that matter in use.
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7 articles
Filter selection
Chemical Filtration
How particle filtration and gas-phase filtration work together.
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Particle Matter
What airborne particles mean for filter choice, indoor air and HVAC equipment.
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Basic Principles of Mechanical Filtration
How straining, impaction, interception, diffusion and electrostatic attraction capture particles.
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Selection of Filters According to ISO 16890 Standard in HVAC Applications
How outdoor air and supply-air requirements shape a filtration system.
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Gas Phase Filtration
An introduction to gas-phase filtration, corrosion and odour control.
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HEPA Filter Upgrades in Air Handling Units: What to Check
What to check before adding HEPA filtration to a comfort-air AHU.
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