Cbc Attic Ventilation
That is openings doors windows and louvers to the outside should create a natural flow of fresh.
Cbc attic ventilation. 1212 hcd 1 pollutant control. 2016 cbc and the july 1 2018 supplement are being repealed and coadopted with oshpd. 1203 ventilation 1204 temperature control. 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. The net free ventilation shall be a minimum ratio of 1 150 of the area or space ventilated e g. Recognizes current shotcrete references aci 506 213 and aci 506r 16. 1206 yards or courts.
1210 toilet and bathroom requirements. 1209 access to unoccupied spaces. Previously adopted significant changes aligning with current industry standards include increasing from 3 000 psi to 4 000. 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.
Attic ventilation cbc 1203 2 and crc r806 2 provide cross ventilation at all attic and enclosed rafter spaces. 1208 interior space dimensions.