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Waterway Waterco Rainbow RDC 50 - Replacement Cartridge Filter 340mm x 126mm

$49.00 $79.95
Tax included Shipping calculated at checkout.


Waterway / Waterco / Rainbow RDC50, RTL 50 top load filter cartridge. Can also be used to replace the RDC25, as it's the same physical size but has more pleats. Has a flat top and bottom with open hole each end. Suits Waterway top load/in-line, Waterco top load, Rainbow RDC/ RTL filters - also some Chinese made filters 50 sqft filtration.

A common cartridge used on many spas dating back 20+ years. See other images for some of the more common filter bodies. Listing is for the replacement cartridge only.

Filter dimensions: 

  • Height: 340mm or 338mm
  • Width: 126mm or 125mm
  • Hole ID: 54mm or 55mm
  • Replaces RFILADF50B on Dyad, Crew, Connect, Tribe, Inspire, 817-5000, MRA50-1B, FC-FAA309, FC-2375

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