B3516KFBU | Blue Devil King Fin Power Brush with Nylon Bristles Bottom Manifold for pentair filter Find the Right Extension Ring

Find the Right Extension Ring for Skimmer Mounting

adapting to a variety of residential and light-commercial setups

and outdoor exposure for long-term durability

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helping your pump retain prime and operate efficiently

B3516KFBU | Blue Devil King Fin Power Brush with Nylon Bristles Bottom Manifold for pentair filter Find the Right Extension RingThe Blue Devil King Fin B3516KFBU is a dual action power brush engineered to deliver up to 10 times the scrubbing force of a standard pool wall brush, cutting cleaning time and effort in half. The performance comes from the King Fin's patented fin design, which generates a hydrodynamic suction effect that keeps the brush head pressed firmly against pool walls and floors during both the forward and backward stroke, delivering equal scrubbing force in