building plywood tank anyone used pond shield

  • We are currently upgrading MFK. thanks! -neo
Billy_m24;4442994; said:
Blue Max is tacky until fully curred which takes 15 days. They have some cool viedo of blue max on there web sit one of kids making a boat out of cardboard and bluemax and it worked.

So after it fully cures it's hard? Or is it still soft with a slight tack? What I'm getting at is if I get algae growing on it can you scrape it?
 
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