Below are building code documents which you may download. IBC-2003 & 2006: Section 1203 Ventilation UBC-97 Section 1505 Attics: Access, Draft Stops and Ventilation UBC-1994 – Section 1505: Ventilation 2010 California Wildfire Protection Building Code Share This Tweet Share Pin It Share Email
IBC-2003 & 2006: Section 1203 Ventilation
