2006-08-26 00:27:38 · 6 answers · asked by Alice F 1 in Education & Reference ➔ Standards & Testing
Depends on lots of factors. How thick is the door? How dry is the timber? How old is it?
I would doubt that you would get an official rating on an untreated oak door.
Your best bet is to have the door treated and have intumescant seals fitted. Smoke is more dangerous than the fire itself.
2006-08-26 00:43:14 · answer #1 · answered by Anonymous · 0⤊ 0⤋
62/172
2006-08-26 00:33:36 · answer #2 · answered by jonnygaijin 5 · 0⤊ 0⤋
probably 15-20 min...Get metal if you want a high fire rating.
2006-08-26 00:32:56 · answer #3 · answered by Anonymous · 0⤊ 0⤋
One of the best.
2006-08-26 00:32:41 · answer #4 · answered by Puppy Zwolle 7 · 0⤊ 0⤋
Light a match under that sucker and work it out for yourself!
2006-08-26 00:30:19 · answer #5 · answered by spudster 2 · 0⤊ 0⤋
very good
2006-08-29 21:03:53 · answer #6 · answered by Anonymous · 0⤊ 0⤋