Offices & light commercial
Everyday dust and pollen control where air quality demands are moderate. Standard panel and basic pleated filters.
Resources
What does a MERV rating actually mean?
MERV, short for Minimum Efficiency Reporting Value, is how the industry scores what a filter can catch. Higher number, smaller particles. Slide the scale and see for yourself.
Minimum efficiency reporting valueMERV 8
Drag the slider or click a zone
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Dirty air in →→ Clean air outFilter
Pollen & carpet fibers> 10 µm
Dust mite debris3–10 µm
Mold spores3–10 µm
Cement & fine dust3–10 µm
Pet dander & auto emissions1–3 µm
Legionella & humidifier dust1–3 µm
Bacteria & tobacco smoke0.3–1 µm
Viruses & sub-micron particles< 0.3 µm
Which MERV does your building need?
Rules of thumb, not gospel. Every system is different, and we're happy to talk yours through over the phone.
Schools, municipal & industrial
Mold spores, fine dust, and dander control for occupied public buildings and dusty industrial environments.
Healthcare & clean spaces
Bacteria, smoke, and fine-particulate control for hospitals, clinics, and facilities with strict air standards.
Critical environments
99.97% capture at 0.3 microns for surgical suites, labs, and anywhere sub-micron control is non-negotiable.
Not sure? We'll spec it for you
Tell us about your building. We've matched filters to systems for fifty years. Yours won't stump us.