You might want to try a product called "Wash Wax all". You spray it on and wipe it off, cleans and waxes in one simple step. They even use it on the president's airplane.
I use it and it works great on my A-frame.
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Joe in NH
2016 Rockwood A192HW A-Frame
2013 Ford F-150 XLT 3.5 Twin Turbo Supercrew