30 x 78 fire rated door,fire rated double swing doors,fire rated garage door

Fire doors are classified as Class A, Class B and Class C. Class A fireproof door is full steel plate, which can protect for 70 minutes. Class B fireproof door is made of all steel, which can protect for about 50 minutes. Part of Grade C fireproof doors are made of wood and can be protected for about 35 minutes.

https://ztfiredoor.com/13134.html

30 x 78 fire rated door,fire rated double swing doors,fire rated interior garage door,fire rated garage door,fireproof double doors,30 x 78 fire rated door,commercial steel fire doors,fire rated double swing doors,36 x 36 fire rated access door,fire rated garage door,composite doors fire rated,30 x 78 fire rated door,fire resistant door price,fire rated double swing doors,2 hour wall door rating,fire rated garage door

30 x 78 fire rated door,fire rated double swing doors,fire rated garage door-ZTFIRE Door- Brandschutztür, feuerfeste Tür, feuerfeste Tür, feuerbeständige Tür, Stahltür, Metalltür, Ausgangstür