4CH-50 PTL50P-4 FC-0151 Spa Filter Canada M40503

50 sq. ft. Master Deluxe replacement spa cartridge filter model M40503 replaces the following hot tub filter models in Canada:

  • Unicel 4CH-50
  • Pleatco PTL50P-4
  • Filbur FC-0151
  • Master Deluxe M40503  – find this 4CH-50 replacement spa filter online for as low as CDN $39.97 ea. or even lower in 4-packs.

Male Threaded Spa Filter Connector FineSpa filter dimensions:

  • Diameter: 4 3/4″
  • Length: 14 3/4″
  • Top Hole: Handle
  • Bottom: 1 1/2″ MPT (fine threaded male connector)

Get the best deal on hot tub filters in Canada online

This Master Deluxe spa filter model M40503 is made from quality Reemay brand filter fabric.  Note the bottom thread on this filter is a fine threaded connector.  There are also course threaded filters and ones without any threads, but a hole instead available.

m40503 spa filter closeup