California Chimney Spark Arrestor Requirements

R1001 2 footings and foundations.
California chimney spark arrestor requirements. The chart below indicates minimum arrester screen dimensions which will comply with the code. California state parks state of california. This is federal law not california law. So you are not riding legally 5 miles form the border.
The spark arrester shall be tight fitting to the chimney to prevent sparks or embers. The net free area of the spark arrestor shall not be less than four times the net free area of the outlet of the chimney. Masonry fireplaces shall be constructed in accordance with this section and the applicable provisions of chapters 3 and 4. Chapter 10 chimneys and fireplaces.
Even if your locality does not require 5 8 screening or california spark arrestor chimney caps if you have an oval flue tile these are the appropriate chimney caps for your flue. The building inspector will need to see such spark arrester in place at the time of inspection. The spark arrestor shall meet all of the following requirements. At the state operated riding areas it is california law but in this case it is the same as the federal regulations.
R1001 2 1 ash dump cleanout. Spark arresters must comply with the california building code as adopted by the city specifically section 3102 3 8 the total area of the arrester shall be at least four 4 times the total area of the chimney area. If so you should certainly consider california spark arrestor chimney caps with small 5 8 inch mesh. California residential code has specific guidelines and requirements for spark arrestors to meet code.
The net free area of the spark arrestor shall be not less than four times the net free area of the outlet of the chimney. The spark arrestor screen shall have heat and corrosion resistance equivalent to 19 gage galvanized steel or 24 gage stainless steel. Spark arrestors are required in all blm and forest service lands. The spark arrestor screen shall have heat and corrosion resistance equivalent to 12gage wire 19 gage galvanized wire or 24 gage stainless steel.
In california orange county and los angeles county are very high fire hazard even a tiny spark can start a fire so if your home is located within a wooded area chimney caps an spark arrestor is strongly recommended. Opening shall not permit the passage of spheres having a. Chimney caps and spark arrestors are available in stainless steel copper and galvanized steel.