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and retighten if needed
Complete Installation Kit: Includes WC36-22 clamp knob
and frequent use
Red LED Indicator: Instantly see when your spa heater is operating
proper barriers
Sta-Rite System 3 S7M400 Lg & Sm Filter Cartridges 400 Sq Ft 170146 teststrips and retighten if neededSta Rite System 3 S7M400 Lg & Sm Filter Cartridges 400 Sq Ft 170146 Keep your pool water sparkling and your filtration system running at its best with the Sta Rite System 3 S7M400 Replacement Filter Cartridges. This convenient kit includes both the inner and outer cartridges, providing a total of 400 square feet of filtration capacity. Designed for reliable performance and easy installation, these genuine Sta Rite cartridges help ensure your pool