Grating mempunyai spesfikasi atau element-element yang wajib diketahui oleh pembeli atau consumer. Spesifikasi ini diantaranya adalah : British Criteria stipulate that the peak distinction between the two sections of flooring joined jointly needs to be no more than 4mm, or any gap among 2 sections need to be no much https://edwinsfkps.blogacep.com/34979626/jual-steel-grating-secrets