Matala Hakko Air Diffuser Tubes Length:11.8" (300mm) Use pressure gauges to monitor

Use pressure gauges to monitor system pressure and prevent motor damage

500' rolls ship by truck freight

muck-reducing results in ponds

it is essential to remove both ammonia and accumulated debris

Matala Hakko Air Diffuser Tubes Length:11.8" (300mm) Use pressure gauges to monitorMatala Hakko Air Tube Diffusers are designed to be a drop in system. The EPDM rubber membrane is wrapped around a hollow plastic tube. The air holes are a little larger than other brands, so you get medium sized bubbles which do not clog and put very little back pressure on your system. This means very low maintenance and effective aeration system. It is necessary to add small stones to the inner tube to keep the diffuser weighted at the bottom of