It depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, materials only.7 V- h) e6 Q- ^" B' m$ f
Labour, usually 1 year service provided by builder.
ceramistpalace 发表于 2013-1-10 18:23 . t8 [! [ o2 r$ ]6 ?
It depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, m ...