Kalkulator InstagramThis field is for validation purposes and should be left unchanged.Lebar Bangunan (m)Panjang Bangunan (m)Overstek (m)Sudut Kemiringan (º)25303540Hasil KalkulatorLuas Atap (m2)Kanal C (batang)Reng (batang)Screw C (pcs)Screw Reng (pcs)Atap/Genteng Metal (lembar)Screw Metal (pcs)Nama*No. Telepon*Email*
