It depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, materials only. ; t9 `% P* k& C2 l! H S0 y# eLabour, usually 1 year service provided by builder.
ceramistpalace 发表于 2013-1-10 18:23 ! X. L" K9 Q) w" z0 T2 ]
It depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, m ...