【Premium Quality Material】Made of high quality paper, filter bag has original manufacturer-designed filtration system, ensuring dust particle high retention for longer vacuum motor lifespan
【Compatible Models】Dust bags are engineered specifically for 4-gallon wet/dry vacuums, including Porter-Cable PCX18301-4B and STANLEY SL18301-3B. Size: 26*9.8 inch, port interface diameter: 2-1/2 inch
【Powerful Filtration】Vaccum bag captures drywall dust, wood chips, and liquid residues simultaneously, preventing clogging during heavy-duty workshop/construction cleanup
【Easy to Use】Unfold the filter bag and put the rubber seal and cardboard in the right position - no tools needed. Recommend to replace the bags regularly to keep the great filtration
【What You Will Get】3 Pack ALTON original manufacturer disposable filter bags AT25-1238, are sealed in tear-resistant packaging to prevent damage during transport or storage in humid workshops