Equipment
Penn-Plax Ammonia-X AX-4 Cartridges (2-pk).
A 2-pack of ammonia-removing cartridges (AX-4) for Penn-Plax undergravel filters — slip them into the uplift tubes to pull harmful ammonia from the water column.
$2.29In stock
- Brand
- Penn-Plax
- Condition
- new
- Fulfillment
- Local pickup — Erie, PA
What it's for
- removing ammonia from aquarium water
- replacement cartridge for undergravel filters
- protecting fish from ammonia spikes
- chemical filtration for new or stressed tanks
Visit the store
660 East 14th Street,
Erie, PA.
Mon–Fri 12–6 · Sat 11–4 · Sun closed. Call ahead on livestock — what's on the floor rotates.