3M A3 InSinkErator Upgrade/Replacement Head for AP3-C765-S Filter
Can be used to upgrade versions of Insinkerator that has A1 on the Cartridge moulding to the 3M A3 moulding or just as a replacement for a worn head. Available with or without gauge.
Some versions of the Insinkerator Boiling Hot Water Systems have a bespoke cartridge and locking mechanism The cartridge can be identified as A1 on the nozzle of the cartridge or the serial number ending in A1. The current Compatible filters have A3. This head enables the switch over to the current replacement filter.
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3M A3 Insinkerator Head for Upgrade from A1 to A3 or Replacement of Worn Head
Available with or without gauge.