Why Butyl vs Caulk under roof vent flange?
What is the primary advantage of butyl tape vs just using Dicor or similar caulk (not silicone) under roof vents, windows, trim etc? That bubble gum seems to never stop oozing. I'm not taking things a...
Forum Discussion
When I had my metal building installed 13 years ago, they used butyl tape on the panel joints. They left a number of rolls and I still use them on my RV. They are still as good as the day they were first used 13 year ago.
