Need to waterproof a cardboard box
My generator was shipped in a very thick walled, tough cardboard box. I want to apply some kind of waterproofing or sealer and use the upside down box as a cover when out camping.
I haven't been able to find aerosol cans of a product that has good reviews.
FOR SALE 2014 BOSS 6.2L F350
2012 Surveyor SV264