Laguna Bio-Brick Hang-On Filters The Deluxe Pond De-Icer is

The Deluxe Pond De-Icer is easy to clean and maintain

- Slow sinking

It has lysine and methionine amino acids to improve diet protein quality

For 64-86°F (18-30°C) - Feed two to four times per day the amount your fish will completely consume within five minutes

Highly active during daylight hours

Laguna Bio-Brick Hang-On Filters The Deluxe Pond De-Icer isMade of fire kilned clay, Bio Bricks help to house beneficial bacteria and remove toxic waste like ammonia, nitrite and nitrate. Simply adding a Bio Brick to your pond can ensure an optimum water environment for your fish. The Laguna Bio Brick is suitable for the Laguna PowerClear Multi 3500 and Laguna PowerClear Multi 7000.