The glass cleaner sold at costco (without ammonia) really works good in my experience and won't harm the surfaces. It does a good job of remove hard water spots I use it on the rig and my Harley. JMHO
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Retired Navy
Jake my sidekick (yellow Lab) 10/04 - 05/20
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho
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