Professional chimney sweep done right — for San Francisco and beyond.
Mason and Bautista Chimney Inc provides chimney sweep services in San Francisco, including seasonal chimney sweep & inspection, emergency chimney repairs & leak seals, wood stove & pellet stove maintenance, and more. Every job is handled by licensed, insured technicians with upfront written pricing, and backed by a workmanship guarantee — free estimates for all of San Francisco and nearby areas.
San Francisco’s mix of old masonry homes and modern fireplaces means no two chimneys are alike—and neither should your **chimney sweep**. Our team uses **rotary brushes and vacuum systems** to remove **Stage 1, 2, or 3 creosote** (yes, we’ll tell you which level yours has) while checking for **cracks, rust, or water damage** from the city’s frequent fog. We’ll also verify your **draft flow** to ensure your fireplace performs optimally, even on windy days near the Golden Gate. **Pro tip:** Schedule your sweep **before Halloween** to avoid the holiday rush, and we’ll include a **free safety checklist** tailored to SF’s climate risks.
Request this service →If your chimney’s acting up, it’s not just an inconvenience—it’s a **fire hazard**. In San Francisco, **moisture from coastal fog** and **mineral deposits in the water** can accelerate deterioration, leading to **leaks, rust, or even chimney fires**. Our repairs include **custom flashing seals** (critical for SF’s steep roofs), **flue liner replacements**, and **structural reinforcements** for older homes in neighborhoods like Pacific Heights or the Richmond District. We’ll also inspect your **smoke chamber** for **creosote buildup** that could ignite during your next fire. **Act now:** A small repair today prevents a **$5,000+ rebuild** tomorrow—and we offer **same-day service** for true emergencies.
Request this service →Wood and pellet stoves are **energy superstars** for SF’s chilly winters, but they’re also **magnets for soot and ash buildup**. Our **chimney sweep** for stoves includes **burn pot cleaning**, **ash removal**, and **heat exchanger inspections** to ensure **maximum efficiency**—and **zero carbon monoxide leaks**. We’ll also check your **stove pipe connections** for gaps (a common issue in retrofitted SF homes) and **seal any drafts** that could waste heat. **Did you know?** Pellet stoves require **quarterly cleanings** to prevent **clogged augers**—schedule yours before your next refill to avoid **smoke backup** during your next cozy night in.
Request this service →Your chimney is **constantly battling San Francisco’s moisture**—whether it’s **fog seeping through cracks** or **rain driving down the flue**. Our **waterproofing system** includes **flexible sealants** (resistant to SF’s temperature swings) and **custom-crafted caps** to block **birds, debris, and wind-driven rain**. We’ll also inspect your **chimney crown** for **spalling or erosion** (common in older SF homes) and **reinforce weak points** with **stainless steel mesh**. **Protect your investment:** A waterproofed chimney **extends its lifespan by decades**—and saves you from **costly masonry repairs** during the next Pacific storm season.
Request this service →You can’t see **carbon monoxide**, but you *can* feel its effects—**headaches, nausea, or fatigue**—especially in SF’s tightly sealed homes. Our **smoke and CO testing** uses **high-tech tools** to detect **leaks, blockages, or faulty drafts** before they become deadly. We’ll also **pressure-test your flue** to ensure **proper airflow**, even on **windy days near the Bay**. **Local insight:** Older SF homes with **shared chimneys** (common in Victorian flats) are **high-risk**—we’ll identify if your chimney is **competing with neighbors’ smoke** and recommend solutions. **Peace of mind starts here:** Schedule your test **before your first fire of the season**.
Request this service →There’s nothing like a **crackling fireplace** to beat SF’s December chill—but **neglected chimneys** are the **#1 cause of holiday fires**. Our **pre-season package** includes a **full sweep**, **creosote level assessment**, and a **detailed inspection** of your **damper, smoke chamber, and liner**. We’ll also **teach you how to burn wood efficiently** (critical for SF’s dry summer wood—**oak burns cleaner than pine!**) and **provide a free supply of kindling** to get your fire started safely. **Don’t wait until Thanksgiving weekend**—book now to **secure your spot** before demand spikes. **Bonus:** We’ll leave you with a **customized fireplace care guide** for SF’s specific wood types and humidity levels.
Request this service →Fast response, upfront pricing, and workmanship guaranteed. Get your free estimate today.