Year: 2026

What is a target patch and where is it used?

Direct Answer A target patch in commercial roofing is a localized piece of compatible roofing membrane or flashing material installed over a specific area to reinforce, seal, or repair a…

What is a T-joint and why is it a common leak point?

Direct Answer A T-joint in commercial roofing is the point where three overlapping membrane layers meet, typically forming a T-shaped seam intersection. It commonly occurs in thermoplastic polyolefin (TPO), polyvinyl…