Lawang geni baja bisa dibukak mung karo pasukan 1kg, lan tension bukaan kurang saka 50N, saengga malah wong ing kursi rodha bisa mbukak kanthi gampang.

https://ztfiredoor.com/13785.html

lawang geni rwaning pindho,lawang lawang sing dirating geni,Harga lawang geni 2 jam,12 × 12 panel akses sing dirating geni, panel akses sing dirating geni 1 jam,lawang dirating,lawang rana rating geni, lawang loteng tahan geni,lawang geni rwaning pindho,3 panel firerated door,Harga lawang geni 2 jam,lawang akses loteng sing dirating geni kanthi tangga,lawang dirating,omah dirating geni menyang lawang garasi,lawang geni rwaning pindho,lawang geser tahan geni,lawang dirating,Harga lawang geni 2 jam