The ecommerce arm of WERCS Inc, a paint booth service company in Kalama, Washington.

Category · 616 SKUs

Ceiling diffusion filters

Polyester or fiberglass media installed in the ceiling of downdraft and semi-downdraft booths to diffuse incoming air.

  • 320 sizes
  • from $30.60
  • 26 ship from stock in Kalama, WA
  • Order by 4 PM Pacific for same-day processing

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Sorted by availability, then by how the fit was verified, strongest first.

Quick answer

Ceiling diffusion filters: Polyester or fiberglass media installed in the ceiling of downdraft and semi-downdraft booths to diffuse incoming air. Typical replacement cycle: 180-365 days under normal load. 616 SKUs available across 1 media type. Suppliers in this catalog: AFC, Filtrair / Viledon, Viskon-Aire, afc and 3 more.

By Ben Kurtz · Fitment reviewer, 20 years in paint booth service · Updated Sep 22, 2026

Frequently asked

What is ceiling diffusion filters?
Polyester or fiberglass media installed in the ceiling of downdraft and semi-downdraft booths to diffuse incoming air.
How often do ceiling diffusion filters need replacing?
Typical cycle: every 180-365 days under normal shop load. Heavy production shops on the short end of the range, light-volume shops on the long end. Pressure-drop monitoring (manometer reading) is the most reliable replacement signal beyond calendar cycle.
How many ceiling diffusion filters SKUs does BoothFilterPro carry?
616 SKUs currently catalogued in ceiling diffusion filters, primarily ceiling diffusion polyester (616 SKUs). Filter by supplier or dimensions on each SKU detail page for fit-checking. Multi-source-verified SKUs (cross-referenced across 2+ catalog years) appear first in the grid.

Sources

Primary references cited on this page.

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