It depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, materials only.1 j6 x l5 M; K, r9 C `" }
Labour, usually 1 year service provided by builder.
ceramistpalace 发表于 2013-1-10 18:23 4 K/ e8 b- j$ _6 w* K; `
It depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, m ...