Heron Stop Flow Rate at 9 Feet of Head_2425 GPH if you want the “microbes”

if you want the “microbes” to have a “head start” on the cold water temperatures start treating in the early fall

16 in2 of active surface area

absorbing the ammonia from your pond water

and 5 HP Surface Aerators

Heron Stop Flow Rate at 9 Feet of Head_2425 GPH if you want the “microbes”A simple and nearly invisible deterrent helping to protect pond fish from herons and cats. Place the stakes around the pond, 10" 12" from the pond and about 5' apart, with the stakes pointing in towards the pond. Thread the nylon string through the holes and fasten the bells to the upper string between the stakes. The kit will protect ponds with a circumference up to approx. 30 ft