Caldera 35 Sq Ft. Hot Tub Filter  part# 77817, 74148 - Replaces Unicel C-4335, Pleatco PRB35-IN, Guardian 409-219, Filbur FC 2385, Rainbow 17-2464
Caldera 35 Sq Ft. Hot Tub Filter  part# 77817, 74148 - Replaces Unicel C-4335, Pleatco PRB35-IN, Guardian 409-219, Filbur FC 2385, Rainbow 17-2464 Caldera 35 Sq Ft. Hot Tub Filter part# 77817, 74148 - Replaces Unicel C-4335, Pleatco PRB35-IN, Guardian 409-219, Filbur FC 2385, Rainbow 17-2464 Caldera 35 Sq Ft. Hot Tub Filter part# 77817, 74148 - Replaces Unicel C-4335, Pleatco PRB35-IN, Guardian 409-219, Filbur FC 2385, Rainbow 17-2464
$38.99 $42.49
Use coupon code for additional savings!
This filter replaces Unicel C-4335, Pleatco PRB35-IN, Guardian 409-219, Filbur FC 2385, Rainbow 17-2464.  

The Caldera 35 Sq Ft. Hot Tub Filter is a high quality filter manufactured by Watkin, with a finer pleat count for better water filtration. 
  • Caldera Vacanza Series Aventine.
  • This filter also works on the Caldera Highland Series Aventine.
  • Great Lakes Spas: Emerald, Sunlighter Trident, & Forte
  • This filter fits some Wellis Hot Tubs too - Monte Bianco, Olympus
  • This filter will fit some Rainbow hot tubs 
  • This filter replaces Unicel C-4335, Pleatco PRB35-IN, Guardian 409-219, Filbur FC 2385, Rainbow 17-2464

FLASH SALE! Use Code 16OFFOVERSTOCK at checkout to save $16 on each filter.
~ While supplies last ~

Filter Specs:
35 Sq Ft. filtration 
Height: about 9 1/4"
Diameter: about 4 3/4"
Center Hole Diameter: about 2"

Replaces These Filters:
• Pleatco PRB35-IN 
• Guardian 409-219
Filbur FC 2385
Rainbow 17-2464 

The Caldera 35 Sq Ft. Hot Tub Filter has a life expectancy of approximately 1 year if maintained properly.