About This

• QUIET & RELIABLE The Tetra Whisper Power Filter uses 3-stage filtration to create clear clean water – PF 40 treats aquariums up to 40 gallons
• ABSORBS ODORS Ultra-Activated carbon removes both odor and water discoloration
• CATCHES DEBRIS Dense dual-sided mesh filters debris and fish waste
• INNOVATIVE CLEANING POWER Integrated Stay Clean technology reduces buildup on glass and binds small dirt particles to make them easier to filter
• CARTRIDGE REFILLS Change cartridges monthly uses large-sized Tetra Whisper Bio-Bag Cartridges (refills sold separately)