AAP Air driven Hydro-Pond 2
• Sponge Size; 4.5" H x 5.25" W x Two Sponges
• For ponds up to 1000 gallons as secondary filter or 200 gallons as the primary Aquarium or Pond filter.
• Surface area= 276 square inches
• Easily run by most Aquarium Air Pumps
• A more simple application that tends to "clog" more slowly than the Water Pump driven Hydro Pond #4, an excellent compliment to other water pump driven pond filters of ANY type
• Excellent for prevention of Winter Ice