Our Bypass Plugs are a range of plugs to fit 3M filter heads as appropriate. Taking one of the heads in a manifold system out of use, the plugs enable water to flow directly through the head by replacing the filter cartridge. They can be used when 'wintering' a system.
Use 3M™ Bypass Plugs to enable water to flow directly through the filter head when replacing the filter cartridge. Our plugs can be used for replacing out one of the heads in a manifold system, and for ‘wintering' a system. They come in a range of sizes to fit 3M heads as appropriate.
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