Chimneys and Fireplaces

IRC 2024 Chimney Flashing: Step Flashing, Counter Flashing, and Cricket Details

What does IRC 2024 require for chimney flashing, and when is a cricket required?

R1003.17

IRC 2024 Chimney Height: 2-Foot Above 10-Foot Rule

How high does a chimney need to be above the roof under IRC 2024, and what are the rules for spark arrestors?

R1003.9

IRC 2024 Factory-Built Fireplaces: Listed Zero-Clearance Units and Venting Rules

What does IRC 2024 require for factory-built zero-clearance fireplaces, and can I mix chimney system components from different manufacturers?

R1004

IRC 2024 Fireplace Damper: Required, Accessible, and Energy Code Implications

Does IRC 2024 require a damper in a masonry fireplace, and what does the energy code say about damper sealing?

R1001.7

IRC 2024 Fireplace Hearth: Minimum Size and Clearance to Combustibles

What are the minimum hearth extension size and clearance-to-combustible requirements for a masonry fireplace under IRC 2024?

R1001.9

IRC 2024 Gas Fireplace Venting: Direct Vent vs B-Vent vs Vent-Free Rules

What are the IRC 2024 venting requirements for gas fireplaces, and are vent-free gas fireplaces legal?

R1006

IRC 2024 Masonry Chimney: Flue Size, Liner, and Wall Thickness Requirements

What are the IRC 2024 requirements for masonry chimney wall thickness, flue liner size, and flue area?

R1003

IRC 2024 Wood-Burning Fireplace Inserts: Liner and Installation Requirements

What does IRC 2024 require for installing a wood-burning insert into an existing masonry fireplace, and can I use the existing terra cotta liner?

R1001