Fire door seals are mainly used for steel and wood doors, wood doors and door frames, between doors and doors.

https://ztfiredoor.com/11960.html

fire door 32 x 80,fire rated fire doors,internal sliding fire doors,1 hour fire rated access hatch,lead lined fire door,fire door 32 x 80,24×24 fire rated access door,fire rated fire doors,90 minute fire rated doors lowes,1 hour fire rated access hatch,whi fire door,door fire rating for 2 hour wall,fire door 32 x 80,fireproof self closing door,1 hour fire rated access hatch,3 hr rated door,exterior fireproof door,fire rated fire doors