Jacuzzi® Swim Spa Filter Cartridge – 50 sq ft – part #4520033

Q: Which swim spa models use this filter?

A: Compatible with J-14, J-16, and J-19 series Jacuzzi® swim spas featuring dual 50 sq ft filters.

Q: How often should I clean or replace it?

A: Rinse monthly; replace every 6–12 months or when visibly worn.

Q: Can I use it with other brands?

A: Designed specifically for Jacuzzi® swim spa filter wells—other brands may not fit.

Q: Why replace both filters at once?

A: For balanced water flow and optimal filtration across the dual-filter system.

Power off swim spa and remove filter well lid.

Gently pull out old cartridge.

Hose off with clean water to remove debris.

Insert new 4520033 cartridge fully into filter well.

Reattach lid securely.

Power spa back on and resume normal filtration schedule.