Sorry, I didn't cheap out on the Walmart or Tractor Suppy Hercliner. My Rino is 3/16-1/8 thich and added at least 50 LB to my hartop alone. I didn't thing we were talking about cheap.
I guess it all depends what one is going after.
Sure one can 'do it your self'. The roll-on shuff does not compair in anyway whatsoever in quality/durability to the pro sprayed-on applications whether it be Rino/Linix or whatever the current flavor.
You get what you pay for homage has never been truer in this instance.
You are asking a very subjective question. Some think it's the bomb while others a detriment.
See https://forum.ih8mud.com/40-55-series-tech/213110-77-fj40-buildup-charlotte-finally.html for A guy in Charlotte that has done this and is is spending some coin.
I had my interior Rino lined...