Find your parts diagram
Sticker on the pump body (the part with the basket), not on the motor. Motor labels from Century, A.O. Smith or Regal won't match parts.
Label on the side of the tank near the base. Size is in sq ft, e.g. 420 sq ft = C4030 or CCP420.
Rating plate inside the front access panel. Note the BTU and gas type (NG or LP).
Molded into the body or printed on top. Robotic cleaners: on the power supply.
Still not sure? Call (818) 818-6559 and we'll find it for you.
OEM Pentair Diffuser C1-270PC is designed to restore proper water routing inside 1 HP and 1.5 HP Dyna-Glas, Dyna-Max, and Dyna-Pro inground pool and spa pumps. This diffuser is essential to maintaining steady flow and consistent pressure, which directly supports pump efficiency and water clarity. Its durable construction resists damage from continuous use and chemical exposure. With a footprint of 6.5 inches by 6.5 inches and a height of 2.125 inches, the diffuser fits seamlessly into compatible pump housings for reliable long-term performance.
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Fits Dyna Series 1–1.5 HP Pumps: Crafted to work with Dyna-Glas, Dyna-Max, and Dyna-Pro models for direct replacement and performance
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Maintains Proper Water Flow: Directs flow evenly through the pump system to enhance filtration and reduce stress on internal parts
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Resists Poolside Wear: Manufactured from tough materials designed for durability under high-pressure and chemical exposure
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Precision Dimensions: With 6.5" width and length and 2.125" height, the diffuser locks in securely and supports stable flow
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Keeps Pump Operating Smoothly: Improves water movement to help extend pump life and maintain clean, well-circulated pool water
- (1) Pentair C1-270PC Diffuser
- Pentair Dyna-Glas Pumps
- Pentair Dyna-Max Pumps
- Pentair Dyna-Pro Pumps

