High-Efficiency Filtration: Heavy-duty double-layer paper construction captures fine dust and dry debris effectively.
Hygienic Disposal: Keeps dirt securely contained for clean, hassle-free bag replacement.
Perfect Fit: Ensures a precise seal inside the vacuum canister to prevent leaks.
Compatibility: Fits Nilfisk / ALTO / WAP AERO 400, 440, and 640 wet/dry vacuums.

