Roofs are exposed to very harsh weather conditions over many years. To avoid corrosion and guarantee the longevity of steel sheet roofing, the coating of the steel must be of the highest quality. The coating structure is typically built up of three layers of lacquer over a basic zinc coating.
Babcock marks next stage in submarine dismantling project
Surely on a national security project all contractors ought to be UK owned? This is similar to the life enhancement of our nuclear stations which has...