Widely fits: the fiberglass booth replace filter is compatible with booth models B400DC and B420DCK, fit for paint booth draft and down draft exhaust system, please check the model before purchasing Reusable and easy to clean: this booth filter pad is easy to clean, after using, you can clean it and store for next time use, which is to support a period of time use and you don't need to change frequently What you can get: airbrush booth filter, made of 2 layers high density fiberglass, with a perfect thickness, the booth filter can bring you a using experience Size reference: our paint booth exhaust filter measures 16 inches in length, 7.25 inches in width approximately, the thickness is about 1.57 inch, can well match your airbrush kit Functional: you can apply it on your airbrush booth, in this way the filter can provide overspray holding capacity, catch paint particulates, to keep the air in your home safe and breathable, well meet your needs, Manufacturer: Onchdbfhuu