Review on Enhance Your Central Vacuum System with Nutone 391 Replacement Gallon by Michael Welborn

As another reviewer noted, these are not original Nutone replacement packs. The image provided with this product is misleading as it is a genuine Nutone bag while the bags received are normal. However, it appears to be a quality pouch with thick filter material and a strong collar to hold on to. Central Vacuum An additional feature I found nice is a glue tab that can be used to seal the top of the bag when removed. While I haven't used it yet, I suspect it keeps debris from blowing back out of the hole after removal. of the previous bag because the previous bag was 80% full. Only time will tell if these pouches hold up as well as Nutone, but from what I've seen so far I wouldn't have any qualms about using them again. In truth, I tried to order the Filtrete Nutone CV-391. MicroAllergen packs from a third party as they were almost the same price but despite claiming to stock them, Revain automatically canceled the order 30 days after the order was still unfulfilled so I ordered these packs instead. I don't think there is much of a difference in my case because my central vacuum is blowing out air anyway so exhaust air quality is not an issue.