Shop Vac Filters Explained: Cartridge vs HEPA vs Foam vs Bags
The right shop-vac filter depends on what you are picking up. Compare cartridge filters, HEPA filters, foam sleeves, collection bags, and fine-dust bags.

The right shop-vac filter depends on what you are picking up. Compare cartridge filters, HEPA filters, foam sleeves, collection bags, and fine-dust bags.

Peak horsepower is one of the biggest numbers on a wet/dry vacuum box, but it is not the motor’s normal operating horsepower. Here is what CFM, water lift, hose size, filtration, and tank capacity tell you instead.

A bigger shop vac is not automatically a better shop vac. Here is how to choose tank capacity based on cars, garage cleanup, woodworking, renovation debris, water pickup, storage, and portability.

Shop-vac hose diameter changes debris capacity, flexibility, accessory fit, and how the vacuum feels to use. Here is when 1-1/4, 1-7/8, and 2-1/2-inch hose systems make sense.

A shop vac and a dust extractor both pull debris through a hose, but they are optimized for different jobs. Here is when a normal wet/dry vacuum is enough and when tool-connected dust extraction starts earning its keep.

A shop vac can be useful for drywall and joint-compound dust, but fine dust is hard on filters and not every HEPA-labelled setup is the same. Here is how to think about bags, filters, dust containment, and when a dust extractor makes more sense.