|OCCUPANCY TYPE (new building)
||CODE REF.||INTERIOR FLOOR FINISH
|AMBULATORY (Sprinklered)||NFPA 101, 2012||No requirement|
|AMBULATORY (Not Sprinklered)||NFPA 101, 2012 (20.3.3, 220.127.116.11 and 10.2.7)||Class I or II in corridors and exits|
|BUSINESS (Sprinklered)||NFPA 101, 2012||No requirement|
|BUSINESS (Not Sprinklered)||NFPA 101, 2012 (18.104.22.168 and 10.2.7)||Class I or II in corridors and exits|
|HEALTHCARE||(22.214.171.124 and 10.2.7)||Class II or Class I for exit enclosures and Corridors|
|EDUCATIONAL||(126.96.36.199.2 and 10.2.7)||Class II for exit enclosures and Corridors|
|ONE & TWO FAMILY DWELLINGS
|HOTELS AND DORMITORIES
||(188.8.131.52)||Class II for exit enclosures and Corridors|
||(184.108.40.206)||Class II for exit enclosures and Corridors|
||(220.127.116.11)||Class I or Class II for exit enclosures|
Flame-Spread Classification Flame-Spread Rating or Index
Class I (or A) 0 – 25
Class II (or B) 26 – 75
Class III (or C) 76 – 200
Classification of interior finish materials shall be in accordance with tests made under conditions simulating actual installations, provided that the authority having jurisdiction shall be permitted to establish the classification of any material on which a rating by standard test is not available.
Exception: Materials applied, in total thickness of less than 1/28 in. (0.09 cm), directly to the surface of walls and ceilings shall be exempt from tests simulating actual installation if they meet the requirements of Class A interior wall or ceiling finish when tested in accordance with 10.2.3.1 using inorganic reinforced cement board as the substrate material.
- Code Reference used is NFPA-101 2012 edition unless otherwise noted.
- These information is not complete and intended to be used as quick references only, always refer to NFPA or your local codes for complete information.