Paul Posted May 2, 2011 Share Posted May 2, 2011 So last year I bought a boat that had an older canvase tarp on it, that had lost it's water proofing. I didnt't want to pay a ton of money for water proofing for canvas tarps since I was most likley going to buy a new tarp in a year or two, so here is what I did and it still works well this spring after sitting through winter covered in snow.I went down to my local hardware shop, and bought some wood sealer, water proofer. i bought a gallon of it for like 18 bucks, and just brushed it on like a paint. I put 2 coats on and it works great. It did not discolor the tarp, and a full year later it is still 100% water proof. Quote Link to comment Share on other sites More sharing options...
bobbymalone Posted May 2, 2011 Share Posted May 2, 2011 is it crunchy now? Quote Link to comment Share on other sites More sharing options...
delmuts Posted May 3, 2011 Share Posted May 3, 2011 When i wanted to water proof the canvas cover for my boat, i used the spray on stuff from wal mart. It worked too. Quote Link to comment Share on other sites More sharing options...
CAMAN Posted May 3, 2011 Share Posted May 3, 2011 Can you fold it up anymore? Or is it like a plastic tent now?I was going to recommend the spray-on stuff like camp dry, 3 or 4 cans of the stuff would work well on a full cover Quote Link to comment Share on other sites More sharing options...
Surface Tension Posted May 3, 2011 Share Posted May 3, 2011 Thompson's Water Seal and works just fine on canvas.So does 50/50 Linseed oil and paint thinner.Use a lawn and garden sprayer to apply. Quote Link to comment Share on other sites More sharing options...
delcecchi Posted May 3, 2011 Share Posted May 3, 2011 Isn't classic Thompson's just paraffin dissolved in some sort of solvent? Quote Link to comment Share on other sites More sharing options...
Paul Posted May 3, 2011 Author Share Posted May 3, 2011 Tarp has shown no adverse effects what so ever, it has the same texture and pliability it had before I did it. Quote Link to comment Share on other sites More sharing options...
Wish-I-Were-Fishn Posted May 4, 2011 Share Posted May 4, 2011 Now you can get a new locator instead Quote Link to comment Share on other sites More sharing options...
CAMAN Posted May 5, 2011 Share Posted May 5, 2011 Okay, that makes sense, I had polyurethane stuck in my head for some reason. Thompsons Water Seal is a good idea. Quote Link to comment Share on other sites More sharing options...
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