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Filbur FC-3920 Replacement for Hot Springs 31250 Pool Filter

Hot Springs 31250 R

Retail: $47.99 /ea
You Save: 23%
As low as
Retail: $47.99
You Save: 23%
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You and your family deserve the best water in your spa or pool, so choose the Filbur FC-3920 for the ultimate peace of mind! Filbur filters offer flexibility at an affordable price. They feature strong, reinforced cores, antimicrobial end caps, and wide support bands, making them an excellent replacement filter. Invite the neighbors over for a dip in your clean, fresh spa or pool!


  • Brand: Filbur
  • Part Number: FC-3920
  • Pack Size: 1
  • Diameter: 6"
  • Bottom Diameter: 1-15/16"
  • Product Weight: 3 oz
  • Surface Area: 33 Sq. Ft.
  • Product Length: 9"

Compatible Parts:

The Filbur FC-3920 Replacement for Hot Springs 31250 Pool Filter is the correct replacement for the following part numbers:

Part Number
Aladdin 13303
Hot Springs Spas 31250
Pleatco PWK35
Unicel C-6433
Watkins 33
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