It depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, materials only., w2 ^5 G+ g+ \5 J; g6 y
Labour, usually 1 year service provided by builder.
ceramistpalace 发表于 2013-1-10 18:23 ( [! a: F2 I( [: |+ U
It depends on the kind of products, asphalt singles can be 25-45 years, warranty by manufacturers, m ...