3M 50-1265 RO Sanitizing & Service Plug SQC RO Systems

3M 50-1265 SQC RO Service & Sanitizing Plug for 3MRO301, 3MRO401 and 3MRO501 Reverse Osmosis Drinking Water Systems from 3M or any of the Water Factory SQC systems such as the SQC3, SQC4-HF, SQC2 or SQC1. Use these bypass plugs in place of filters during the sanitizing of your RO system. This is must for all SQC reverse osmosis system owners. Order one for each filter in your system. If you have a 3 stage RO system then you will need 3 plugs and if you have a 4 stage SQC RO system you will need 4 plugs.