Steel fire doors use steel materials to make door frames, door leaf frames and panels, and the interior is filled with non-toxic and harmless fire insulation materials. The hardware of steel fireproof door is made of stainless steel, which has certain fire resistance.

pabrika ng pinto ng sunog,fire rated door frame installation,pintuan ng apoy 1 oras, pintuang metal na guwang,emergency door alarm sound,steel fire door,lock ng pinto ng apoy,

tagapagtustos ng metal na pinto ng apoy,emergency door alarm sound,pag-install ng pinto ng garahe na may sunog na may marka, mga hamba ng pinto ng metal na may sunog,pinto ng bakal na apoy,metal na pintuan sa harap,fire rated door frame installation,

emergency fire exit door, emergency door material,bakal na pinto ng apoy,mga pintuan na lumalaban sa sunog para sa bahay, mga pintuan na lumalaban sa sunog para sa mga flat,emergency door alarm sound,sukat ng pintuan ng fire exit,fire rated door frame installation