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.
C-5345 | Unicel Rec Warehouse S2/G2 Spa Cartridge | 45 Sq. Ft
Pickup, delivery and shipping times are estimates, not guarantees.
Couldn't load pickup availability
● 30 in stock30-day returns Secure checkout
Have a question about this part?
Ask about fit, specs or shipping and get an instant answer.
Goes with this part
CA P65 Warning: Cancer and reproductive harm. www.p65warnings.ca.gov
The Unicel C‑5345 cartridge is a high-quality 45 sq ft replacement filter tailored for Rec Warehouse S2/G2 spa systems, including Rainbow and Waterway models. Made with robust spun-bonded polyester media and featuring approximately 230 pleats, it enhances dirt-trapping efficiency and extends filter life. Measuring 5 5/16″ in diameter and 10 1/8″ in length, with open 2 1/8″ inner-diameter end caps, it’s designed for direct interchangeability with OEM units. Engineered for straightforward drops-in and excellent flow characteristics, the C‑5345 keeps your spa crystal-clear with minimal maintenance required.
-
Optimized 45 sq ft Filtration Capacity: Offers a substantial surface area with around 230 pleats, resulting in superior dirt-holding ability and longer operation between cleanings.
-
Professional-Grade Polyester Media: Built with heavy-duty, chemical-resistant spun-bonded polyester for reliable, long-term use in spa environments.
-
Precision Sizing for Direct Fit: Dimensions—5 5/16″ diameter, 10 1/8″ length, open 2 1/8″ inner-diameter end caps—are engineered to mirror OEM designs for hassle-free replacement.
-
Versatile Cross-Brand Compatibility: Compatible with Rec Warehouse S2/G2, Rainbow, and Waterway spa systems, delivering easy integration across multiple platforms.
-
Efficient Hydraulic Performance: Thoughtfully engineered pleat structure promotes smooth water flow and effective filtration, helping maintain pump efficiency and water clarity.
- Outside Diameter: 5-5/16″
- Length: 10-1/8
- Inner-Diameter: 2 -1/8″