Did a deck today that was stained with 3 coats of Sikkens Cetol Dek. Starting to peel as it hadn't been done in 3 years. The homeowner had bad experience with the last application and I was able to sell on penetrating product without the shine and film of the Sikkens. Not to mention the application instructions for Sikkens are just not practical IMO...must be dry for 72 hours after staining...I dont think that has EVER happened in North Carolina!
Thanks to those who helped out with advice on this job, you know who you are. We took orbital sanders with 40 grit paper to the railings to scuff up the finish and take off the shine (20 minutes). Then loaded it full strength stripper (Timber Strip Pro) with Alka-Foam and 633AD booster from ACR products. Also added some Potassium Hydroxide flakes to heat it up even more. The alka-foam is awesome by the way...great cling.
Dwell time of about 45-50 minutes, spraying the deck about 3 times to keep everything wet and used about 55 total gallons of stripper. The top coats on the Sikkens melt off almost immediately as they have no adhesion to anything but the previous coating. It was slippery almost immediately. Its that base coat that takes the most time it seems. Temperature was around 85 today, deck was in partial sun.
After scratch test and another final spray of stripper we washed it down and came off very nicely. Boosted stripper like that usually reeks havoc on painted siding but no issue there (just some door trim which we will repaint). Wood gets super black so needs a good strong acid to neutralize.
Pictures are only during the stripping process and after final rinse down (dont have any before shots).
Did a deck today that was stained with 3 coats of Sikkens Cetol Dek. Starting to peel as it hadn't been done in 3 years. The homeowner had bad experience with the last application and I was able to sell on penetrating product without the shine and film of the Sikkens. Not to mention the application instructions for Sikkens are just not practical IMO...must be dry for 72 hours after staining...I dont think that has EVER happened in North Carolina!
Thanks to those who helped out with advice on this job, you know who you are. We took orbital sanders with 40 grit paper to the railings to scuff up the finish and take off the shine (20 minutes). Then loaded it full strength stripper (Timber Strip Pro) with Alka-Foam and 633AD booster from ACR products. Also added some Potassium Hydroxide flakes to heat it up even more. The alka-foam is awesome by the way...great cling.
Dwell time of about 45-50 minutes, spraying the deck about 3 times to keep everything wet and used about 55 total gallons of stripper. The top coats on the Sikkens melt off almost immediately as they have no adhesion to anything but the previous coating. It was slippery almost immediately. Its that base coat that takes the most time it seems. Temperature was around 85 today, deck was in partial sun.
After scratch test and another final spray of stripper we washed it down and came off very nicely. Boosted stripper like that usually reeks havoc on painted siding but no issue there (just some door trim which we will repaint). Wood gets super black so needs a good strong acid to neutralize.
Pictures are only during the stripping process and after final rinse down (dont have any before shots).
Edited by bigchaz
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