Thread: Trellis help
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Old June 10, 2017   #10
Cole_Robbie's Avatar
Join Date: Jun 2012
Location: Illinois, zone 6
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Originally Posted by dustdevil View Post
Use silicone caulking to glue blocks of wood to the granite wall. Where you apply the blocks, the wall must be wire brushed clean and washed. Screw your trellis to the blocks. While the silicone is curing, you must keep the blocks supported, so they don't slide down.
A construction adhesive like Liquid Nails would work better than silicone, but along the lines of Worth's point, silicone would come off much easier at the end of the season. Liquid nails would have to be chiseled off.
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