Bullfrog Hot Tub Replacement Filters
Select your Bullfrog model to find the correct replacement filter cartridge, cross-reference part numbers, and options on Amazon.
Bullfrog
→A-Series (2018+)
6-person · 2018–present
Bullfrog
→R-Series (2018+)
5-person · 2018–present
Bullfrog
→X-Series
7-person · 2023–present
Bullfrog
→A-Series (pre-2018)
6-person · 2013–2017
Bullfrog
→R-Series (pre-2018)
5-person · 2013–2017
Tip: The correct part number is usually printed on the end cap of your existing filter cartridge, or listed in your owner's manual. Always verify before ordering.