[header] How to change a well water filter [title] Note the filter brand. [step] The housing around your well water filter, or the filter itself, lists what brand your system is. If it's not on the housing of the filter, try checking the system itself.
You'll need to know the brand name to ensure you get the right filter. [substeps] Some common well water filtration system brands are whirlpool, reynolds, and culligan.