I guess this would be called a remodel: what is happening is the valley gutter is draining down the side of my house presently. I would like a large "basin" type catch to divert the water away from ... read more
The BEST way would be infrared image testing. Only top-tier roofing companies will have them, so may be hard to locate in rural areas. However, the technology is getting older, and the cameras that we ... read more