• Aftermarket replacement filter.
• Fits White Westinghouse models WST7501ZE, and WST7505.
• Measures approximately 5″ H x 4 1/4″ ID x 6 1/2″ OD x 1″ Thick.
• Prevents surface growth and migration of mold, fungus, algae, and bacteria.
• For optimum performance, replace filter at the beginning of each season or every 2 months depending on use.

Easy Replacement Instructions