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Lowering a pool's pH level will also lower the risk of eye irritation
This genuine Hayward part delivers reliable
Low-friction attachment points: reduces wear on hoses and swivels
Simple dosing: add 1–3 capfuls to water for customizable aroma intensity and therapeutic effects
HF MAS09 01 Spa Filter Cartridge For PMA40L F2M Master Spas Legacy catalog 46004416 Lowering a pool's pH levelHF MAS09 01 Spa Filter Cartridge For PMA40L F2M Master Spas Legacy The HF MAS09 01 spa filter cartridge is a 40 sq ft replacement designed to fit Pleatco PMA40L F2M and Master Spas Legacy and Freedom systems. It delivers solid filtration to help keep spa water clear between cleanings. Its compact form 9. 25 inches long and 6 inches in outer diameter with a bottom 2 inch MPT port fits standard filter baskets without modification. List of Features
