That is openings doors windows and louvers to the outside should create a natural flow of fresh.
Cbc attic ventilation.
Recognizes current shotcrete references aci 506 213 and aci 506r 16.
2016 cbc and the july 1 2018 supplement are being repealed and coadopted with oshpd.
1 square foot of ventilation for each 150 square feet of attic space.
1203 ventilation 1204 temperature control.
The net free ventilation shall be a minimum ratio of 1 150 of the area or space ventilated e g.
1206 yards or courts.
1203 3 the uniform building code requires enclosed attic spaces enclosed rafter spaces and under floor areas to be ventilated by not less than 1 square foot for each 150 square feet of attic under floor area.
1209 access to unoccupied spaces.
Each vent shall terminate not less than 10 feet 3048 mm from or not less than 3 feet 914 mm above an openable window door opening air intake or vent shaft or not less than 3 feet 914 mm in every direction from a lot line alley and street excepted.
The chart below represents the net minimum area in square inches required for proper ventilation.
If your attic is enclosed california s building code states it should have cross ventilation.
1212 hcd 1 pollutant control.
1211 hcd 1 hcd 2 garage door springs.
1208 interior space dimensions.