It depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, materials only.5 b# B( R& _3 |: n$ B3 Z
Labour, usually 1 year service provided by builder.
ceramistpalace 发表于 2013-1-10 18:23 / q; w. t/ E, `1 x# x+ y' kIt depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, m ...