ECO pH+ Tester Flow Rate at 30 Feet of Head_1970 GPH PM2 through PM (Large) -

PM2 through PM (Large)  - 12285

Includes stainless steel hardware for installation

L-Series Direct Drive Axial pumps feature 3-inch male threaded outlets for ease in plumbing large diameter tubing

Significantly reduces noxious odors caused by dead algae

4200 GPH - G-4200

ECO pH+ Tester Flow Rate at 30 Feet of Head_1970 GPH PM2 through PM (Large) -This simpele to use tester gives fast, accurate pH readings, is water resistant and floats if dropped in pond Controlling pH levels will help balance water chemistry, enhance fish colors, promote spawning and control CO2 levels Includes protective case Auto shutoff, drop shock, 150 hour battery life, water resistant, low battery warning Includes four 1. 5 V button cell batteries