New Images Added to Inspection Gallery About Built-Up Roofs Defects

[maey (Maggie Aey)]

1. Membrane Splitting: https://www.nachi.org/gallery/built-up/membrane-splitting-in-built-up-roof-bur-1
2. Membrane Ridging: https://www.nachi.org/gallery/built-up/membrane-ridging-in-built-up-roof-bur-1