Filter Type 26 (C-4975 / PRB75 / SC733 / 40751 / RA75)

Starting at £35.90

Diameter: 12.54cm (4 15/16")

Length: 51.12cm (20 1/8")

Bottom Finish: Open Hole

Hole Diameter: 5.4cm (2 1/8")

Replacement for C-4975, PRB75, SC733, Darlly 40751 or Magnum RA75 to fit Hydropool hot tubs with an open hole fitting.

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Filter Type 28 (C-4401 / PRB17.5SFPR / SC726 / 40352 / WW35D) - Pair

Starting at £24.95

Diameter: 12.5cm (4 15/16")

Length: 11.75 cm (4 5/8")

Bottom Finish: Open Hole

Hole Diameter: 5.4cm (2 1/8")

Replacement for C-4401, PRB17.5SFPR, SC726, Darlly 40352 or Magnum WW35D to fit Beachcomber hot tubs, and others, with an open hole fitting. These filters are sold as a pair.

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Filter Type 33 (5CH-35 / PMAX50 / SC718 / 50353 / EL35)

Starting at £29.95

Diameter: 14.3cm (5 5/8")

Length: 20.3cm (8")

Bottom Finish: Fine 3.8cm (1 1/2") MPT Thread

Replacement for 5CH-35, PMAX50, SC718, Darlly 50353 or Magnum EL35 to fit various hot tubs with a fine thread fitting.

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Filter Type 4 (C-4950 / PRB50IN / SC706 / 40506 / RD50)

Starting at £19.95

Diameter: 12.5cm (4 15/16")

Length: 33.8cm (13 5/16")

Bottom Finish: Open Hole

Hole Diameter: 5.4cm (2 1/8")

Replacement for hot tub filters with reference: C-4950, PRB50IN, SC706, Darlly 40506 or Magnum RD50. Fits many hot tubs with an open hole fitting. This is the same size and fitting as our Type 5 hot tub filter, but with 50 sq ft of filtration material rather than 25 sq ft.

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Filter Type 5 (C-4326 / PRB25IN / SC704 / 42513 / RD25)

Starting at £14.95

Diameter: 12.5cm (4 15/16")

Length: 33.8cm (13 5/16")

Bottom Finish: Open Hole

Hole Diameter: 5.4cm (2 1/8")

Replacement for hot tub filters with reference: C-4326, PRB25IN, SC704, Darlly 42513 or Magnum RD25. Fits many hot tubs with an open hole fitting. This is the same size and fitting as our hot tub filter Type 4 filter but this one has just 25 sq ft of filtration material.

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