Salah satu type steel grating ini ialah webforge. Steel grating variety webforge ini banyak diaplikasikan di berbagai tmpt. Type webforge ini diproduksi sesuai standard nasional (SNI) dan menggunakan mesin khusus.We purchased and put in it, we are happy we did. We seemed into spray foam but couldn't pay for the price. The Prodex with the fiberglass