IDesigning and installing the new bog filter

The best type of filter to keep your pond crystal clear is what is called a bog filter. A bog filter has rocks and stones in it and has plants in it and the plants filter out the nutrients and put oxygen in the water. We remove the old fog filter yesterday, which was a separate 40 gallon container so this fog filter we’re going to build inside of the pond so that we can put the heaters in there and the heat heaters can heat up that water and have it flow over back into the pot