Shop-Vac 90662 vs 90672 filter bag what’s the difference?

The Shop-Vac 90662 and 90672 disposable filter bags are similar items. They both are designed for dry pick up non-hazardous, non-toxic, non-flammable materials only, such as drywall dust, cement dust and cold ashes.
Both of them fit standard 10-14 gallon Shop-Vac vacuums with the inlet located on the tank.

The Shop-Vac categorize their bags into Disposable Collection Bags and Fine Dust Collection Bags.
The 90662 belongs to Disposable Collection Bags and 90672 belongs to Fine Dust Collection Bags.

itemShop-Vac 90622 Disposable Filter BagShop-Vac 90672 Disposable Filter Bag
AdCheck Price at AmazonCheck Price at Amazon
TypeDisposable Collection BagFine Dust Collection Bag
UsageDry MessesDry Messes
Compatible10-14 gallon Shop-Vac Vacuums10-14 gallon Shop-Vac Vacuums

According to Shop-Vac, Disposable Collection Bags are for fine dust and debris whereas Fine Dust Collection Bags are high efficiency filter bag for extra fine dry messes. So the difference between 90662 and 90672 is 90672 can filter finer dry messes.

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Some questions and answers:

  • What is my shop vac model number?
    There is a label located somewhere on the vacuum, commonly at the back or under the nozzle.
  • Is a shop vac stronger than a vacuum?
    Generally speaking, a wet dry vacuum is more powerful than a regular vacuum.
  • Can you reuse shop vac bags?
    It is not recommended to reuse a vacuum bag.
  • Do vacuums have serial numbers?
    Yes. A vacuum usually has a serial numbers or model number.
  • Are all vacuums the same?
    No. Vacuum has different types, there are upright, canister, stick, handheld and robotic vacuum. Some have more powerful suction, some have less power. Some have two motors – one agitator motor and one suction motor, some have single motor. Some use bag to collect messes whereas some use a dust cup. And there are other differences, so vacuum cleaners are not the same.
  • Is a shop vac wet or dry?
    A shop vac is also known as a wet/dry vacuum.
  • How often do you need to replace a shop vac bag?
    It depends. Usually, when it gets full, it should be replaced.
  • How many years do vacuums last?
    It depends on the quality of the vacuum. Nowadays, there are few vacuum cleaners that can last 10 years.
  • How do I know if my vacuum use a HEPA filter?
    Read product ads, manual, consult the manufacturer, etc.
  • When should vacuums be replaced?
    When you find it lose suction power, or it no longer seal well.
  • Do commercial vacuums last longer?
    Commercial vacuums commonly are built with more durable and better quality materials than household vacuum. However, they are also for heavy use. So, it is hard to say if they would last longer.
  • Is it OK to vacuum everyday?
    Vacuum every day should be OK.
  • Should you clean a vacuum after every use?
    You should and it is recommended to clean your vacuum cleaners after every use. The filter, dust cup (if the vacuum has one), and the brush roller are main parts you should clean after each use to maintain the performance.
  • Is a HEPA vacuum better?
    For cleaner air, yes. A HEPA vacuum commonly can capture smaller particles than a standard vacuum and emit cleaner air. It is a better option for people who suffer from asthma and allergies.
  • Is it better to vacuum fast or slow?
    Vacuum slowly theoretically would clean more thoroughly. However, it costs you more time.
  • Is it OK to vacuum once a month?
    It depends on the traffic. For a usual house, vacuum once per month is not enough. Once a few days should be OK.
  • Is just vacuuming enough?
    No. You should combine vacuuming with mopping, steam, and washing.
  • How long does a HEPA filter last in a vacuum?
    Some last one or two years, some may last the lifetime of the vacuum.
  • Can you clean a HEPA filter and reuse it?
    Many HEPA filters are washable, you can wash it and reuse it.

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