Totally agree on the 30-day window—it's usually fair for both sides. One thing I've found helpful is clearly explaining upfront what could trigger a p...

Pre-drilling is definitely a solid tip. Another thing that helps a lot is marking your bends carefully before you start shaping the corners. I usually...

I've installed a few of these for clients, and honestly, I'm not always convinced they're the best solution. Sure, they help move hot air out, but if ...