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| Keystone Please use this forum to ask specific questions about Keystone brand replacement water filters. |
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| The SW-1 wrench http://www.waterfilters.net/Parts-Accessories/Wrenches/SW-1.htm will fit a housing that has a width of 4.5". The SW-2 wrench http://www.waterfilters.net/Parts-Accessories/Wrenches/SW-2.htm will fit a housing that has a width of 5-1/8". Thank you, WaterFilters.NET |
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