What are your thoughts on this vinyl siding install. It is inset about 1 inch from the edge of the slab. The bottom piece has a 1/4 inch lip that with a 90 degree bend that side flush on the slab. You can lift the lip up and see the rotten wood siding and behind that the wall bottom plate. The bottom plate is in good condition with no signs of decay. There is a large over hang with gutters. Its an addition that has been there for 15 years and has no signs of water entry on the inside carpet or wall.