Tetra Pond Block® - Removes Pond Algae Size:50 Blocks Aquarius Eco Expert 12-volt pumps

Aquarius Eco Expert 12-volt pumps were designed specifically for fountains where submersible line voltage pumps are prohibited

pond for 28 weeks

but also allows you to stack 3" -4" of rock to hide the spillway

2-way Valve backflushes filter and directs waste with Easy-Clean Technology

Visible reduction in algae growth 1 – 2 days after application

Tetra Pond Block® - Removes Pond Algae Size:50 Blocks Aquarius Eco Expert 12-volt pumpsRemoves pond algae for clean and clear pond water. Pond Block helps control algae growth in ornamental fish ponds. For containerized ponds and fountains only. Not recommended for use with live plants.