Hot Tub Filter Darley 40508. 14″ x 5″ (350mm X 125mm)

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Premium Replacement Compatible Hot Tub Filters

SKU sk-18-stand Categories , Tag


All Darlly Hot Tub Filter Cartridges are precision engineered and are built using Reemay media.

A common filter that is used in lots of hot tubs as listed below.

you can cross-reference this filter with Pleatco PWW50L, Filbur FC-0172 and Unicel 4CH-949.

the filter is 350mm ( 14″) long

The diameter is 125 mm ( 5″)

it has a solid top with a handle

and the base has a  45mm  ( 2″) hole with a course female thread

please check your measurements and if you have any doubts please call us and we will select the part with you.

we recommend you purchase two filters every year and rotate them every two weeks for optimum use. If you fail to clean and rotate your filters you put extra strain

This filter is known to fit some / all spa models from the following manufacturers.

  • Leisures Edge
  • Premium Leisure
  • Sunrise Spas
  • Elite Spas
  • Dynasty Spas
  • Garden Leisure
  • Arctic Spas
  • Nordic Spas
  • Blue Whale Spas