use the limit switch and the provided Allen wrench

If you are experiencing ammonia leakage in any RO system due to Chloramines this is the cartridge for you

✔ NSF certified 10

pH Range: 0 - 14

MAX UNDER-THE-SINK RO SYSTEM Tank Size ::20.0 Gal. Tank (NSF) use the limit switch andMAX 4 STAGE 50 GPD RO SYSTEM DESCRIPTION Our MAX under the sink 4 stage family drinking water RO system is preconfigured with a non electric permeate pump that increases your water pressure by 50%, provides 50% less drain water and makes your RO drinking water more pure. About the size of a football, this system is perfect for small spaces like a bar, boats, RV's or small spaces. Filter Changes could not be any easier just unplug your old filters and