NuTone Central Vacuum 391 Six-Gallon Replacement Bags (3 Pack)
- For use with: PP500, PP600, PP650, CV350, CV352, CV353, CV450, CV653 & CV750
- Two ply electrostatically charged filter media captures particles down to .10 micron at 85% efficiency.
- Set of three bags.
- Suggested replacement about twice a year.