Tough Guy Cartridge Filter, Cloth, HEPA Filtration Type, For Vacuum Type Upright Vacuum - 11C834 Shower Curtain Rods The final chrome surface is

The final chrome surface is polished until it has a mirror finish

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The Haws model TWBS

Mounting bracket

They're used on standardized components common to all types of toilets such as toilet seats

Tough Guy Cartridge Filter, Cloth, HEPA Filtration Type, For Vacuum Type Upright Vacuum - 11C834 Shower Curtain Rods The final chrome surface isUpright vacuum filters fit compatible upright vacuums to stop dust and allergens from recirculating during vacuuming. They filter fine particles from the vacuumed air as it exits the vacuum's exhaust port.,Vacuum filters trap dust and allergens to keep them from recirculating in the air or entering the vacuum's motor. They're usually found near the vacuum's exhaust port to catch fine particles that haven't been collected in the vacuum bag or dirt cup.