Matala Hakko Air Pump Replacement Parts Compatible Pump:HK-120L (Discontinued) 4 GHz supported)

4 GHz supported)

Use 1 tab per gallon of soil every 6 weeks for marginals

PVC PE 3/8"PT

Each gallon treats 10

Matala Hakko Air Pump Replacement Parts Compatible Pump:HK-120L (Discontinued) 4 GHz supported)Matala Hakko Diaphragm Kits bring your Hakko pumps back to full potential, and are simple to install. All you need is a medium Phillips screwdriver, a small Phillips screwdriver and a pair of pliers. Note: If your diaphragm kits are frequently blowing out, you most likely have excessive back pressure. Check airline for kinks and check air diffusers for clogging. Ceramic air stones typically need to be cleaned every 3 months. For the best protection