36 sq ft Cartridge Filter – Bullfrog (2013+)
36 sq ft cartridge filter designed specifically for Bullfrog hot tubs manufactured from 2013 onward.
Compatibility & Fit
Confirm dimensions and reference numbers before visiting or purchase.
Need help reading test values before adjusting water? Learn how to interpret test strips.
Use & Application
How and when this supply is typically used.
Spa water filtration
- Removes debris and particulates from spa water
- Maintains proper flow in Bullfrog post-2013 filtration systems
Important Notes
36 sq ft Bullfrog cartridge filter (2013+).
Bullfrog cartridge filters changed design in 2013. Confirm model year before purchase.
Need Help Confirming Fit?
Our team can help verify compatibility before you purchase.
For best results, bring your existing part or have the part number and dimensions of your Bullfrog ready.
Supply components are matched by size, placement, and connection type, not just by brand name.
If you are dialing in startup chemistry, follow our fill and balance guide.
Related Supply Links
Use these links to check more compatible supply products and browse by supply category.
Need help with chemistry and maintenance? Visit the water care guide.