Vacuum Accessories . Product Review
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Product overview

| Best for | Owners of 5-gallon or larger wet/dry vacuums |
|---|---|
| Not for | Users needing certified HEPA filtration |
| Kit contains | 2 cartridge filters, 4 foam sleeves, 2 lids, 2 dry filters, 2 bands, 1 brush |
| Material | Washable synthetic fabric and foam |
| Reusability | Yes, washable and reusable |
Worth buying: This kit provides a full year of maintenance parts for standard 5-gallon shop vacs at a fraction of the brand-name cost. The inclusion of multiple filter types allows for switching between wet and dry tasks without extra purchases.
Not worth buying: Avoid this if you require certified HEPA filtration for fine silica or asbestos dust, as these filters do not meet that standard. Buyers with smaller than 5-gallon units should also skip this due to fit issues.
Price and availability are subject to change. The link above is an affiliate link.
What is in the box
This 13-piece set aims to cover all basic filtration needs for a typical workshop vacuum. It is not just a single filter but a system of components.
- Two 90304 cartridge filters
- Four 90585 foam sleeves
- Two plastic lids
- Two 90107 dry filters
- Two retaining bands
- One cleaning brush
The variety allows users to rotate filters based on the task. Foam sleeves work best for wet pickup. Cartridge filters handle dry debris. Having spares means less downtime.

Replacement filter for shop vac: kit contents and value
Shop vac filter for sheetrock dust: performance limits
Fine dust from drywall sanding presents a specific challenge for any vacuum system. The brand claims these filters effectively capture everyday dirt such as pet dander and dryer lint. However, general industry knowledge suggests that standard pleated filters of this type struggle with ultra-fine particles like sheetrock dust unless paired with a HEPA-rated bag or secondary filtration. Without a sealed HEPA system, fine dust may pass through the filter and exhaust back into the room. This is a critical distinction for renovation work.
The negative share of ratings (1 and 2 stars combined) stands at 6%. This low percentage indicates most buyers are satisfied. Yet, the aggregated review summary notes that some foam sleeves and covers are too small. Other buyers report filters tearing during installation. These issues point to quality control inconsistencies in the manufacturing process. A torn filter renders the vacuum useless for fine dust and can damage the motor if debris enters the fan assembly.
Comparing this to original equipment manufacturer (OEM) parts, the trade-off is clear. OEM filters offer guaranteed fit and consistent material density. This third-party alternative offers significant cost savings but requires careful inspection upon arrival. Check each foam sleeve for uniform thickness. Inspect cartridge pleats for glue integrity before use. If a sleeve feels thin or stretches excessively, discard it immediately. Do not risk motor damage to save a single component.
The washable nature of the cartridge filters extends their life. The brand recommends cleaning them once a month. This routine maintains suction power. Clogged filters restrict airflow, causing the motor to work harder and overheat. Regular cleaning prevents this. Use the included brush to remove loose debris. Rinse with water and let dry completely before reinstalling. Wet filters can mold and reduce air quality.
Compatibility guide
| Specification | Detail |
|---|---|
| Filter for shop vac 5 gallon compatibility | Fits most 5-gallon and larger wet/dry vacuums |
| Compatible Models | Shop-Vac 90304, 90350, 90333, Type U, Type X, Type W |
| Other Brands | Electrolux Model S, various generic 5-gallon units |
| Not Compatible | Vacuums smaller than 5 gallons or proprietary locking systems |
| Installation | Remove old filter, slide on new sleeve, secure with band |
Always verify your vacuum model number before purchasing. The listing provides a long list of compatible Shop-Vac models. It also mentions Electrolux Model S. Generic 5-gallon units often share this standard sizing. However, proprietary locking mechanisms on newer or specialized models may not accept these universal filters. Measure the diameter of your existing filter port if unsure.
How to install
- Turn off and unplug the vacuum cleaner.
- Remove the top lid or motor housing to access the filter assembly.
- Take out the old cartridge filter and discard it if damaged.
- Slide a new foam sleeve over the new 90304 cartridge filter.
- Ensure the sleeve covers the entire pleated surface evenly.
- Place the assembled filter onto the vacuum's intake port.
- Secure the filter with the provided retaining band if necessary.
- Replace the lid and ensure it locks tightly to maintain suction.
Proper installation prevents air leaks. An unsealed filter allows dust to bypass the filtration media. This can lead to motor failure over time. Check the seal after the first use. If suction seems weak, inspect the lid alignment and filter seating.

Pros and cons
- Includes 13 pieces for a full year of maintenance
- Washable and reusable cartridge filters save money
- Foam sleeves allow for wet debris pickup
- Fits most standard 5-gallon wet/dry vacuums
- Significantly cheaper than OEM replacements
- Cleaning brush included for easy maintenance
- Foam sleeves may be too small for some units; measure before use
- Filters may tear during installation; inspect carefully before mounting
- Not HEPA certified; avoid for fine silica or asbestos dust
- Quality control varies; check each component upon arrival
FAQ
Can I use these filters for wet pickup?
Yes, but only with the foam sleeves installed. The cartridge filters alone are for dry use. Always use the foam sleeve when vacuuming liquids to protect the motor.
How often should I clean the cartridge filters?
The brand recommends cleaning once a month. If you use the vacuum daily or for heavy dust, clean it more often to maintain suction power.
Do these fit 2.5-gallon shop vacs?
No. These filters are designed for 5-gallon and larger units. They will likely be too large for smaller 2.5-gallon models.
Are these filters HEPA rated?
No. The listing does not claim HEPA certification. They are suitable for general debris but not for hazardous fine dusts like lead or asbestos.
What if the foam sleeve tears?
Discard the torn sleeve and use a new one. Operating with a torn sleeve allows debris into the motor, which can cause permanent damage.
Buying advice
This 13-piece filter kit offers a practical solution for maintaining standard 5-gallon wet/dry vacuums. It provides excellent value by including enough components for a year of typical DIY use. The ability to switch between foam sleeves for wet tasks and cartridge filters for dry debris adds versatility.
However, buyers should be aware of the quality control risks. Inspect each foam sleeve and cartridge upon arrival. Discard any items that show signs of weakness or tearing. This product is not suitable for hazardous dust removal due to the lack of HEPA certification. For general workshop cleanup, it is a cost-effective choice.
Price and availability are subject to change. The link above is an affiliate link.