Stage 2 HEPA Pre-filter (#113364) for the Dri-Eaz® DefendAir HEPA 500 Air Scrubber - Case of 12 Discontinued please take a look at

please take a look at our complete line of walk behind floor scrubbers

when it is purchased with a 20" pad driver

Each pack of bags comes with 3 disposable paper bags

allowing multiple fans to be run in a working environment

Patented brush system utilizes fully sealed stainless steel ball bearings for years of trouble-free operation

Stage 2 HEPA Pre-filter (#113364) for the Dri-Eaz® DefendAir HEPA 500 Air Scrubber - Case of 12 Discontinued please take a look atThis 2nd stage HEPA filter is made to fit the Dri Eaz DefendAir HEPA 500 air scrubber. It slides right in behind the 1st stage pre filter. This filter removes another 30% of particulate matter on its way through the scrubber. It has a high dust holding capacity, and minimal airflow loss. Each case come with 12 filters.