Boxford's Most Trusted Chimney Sweep — Safe, Clean & Code-Compliant

You should have your chimney swept at least once per year, typically in late summer or early fall before heating season begins. The Chimney Safety Institute of America and NFPA 211 both recommend annual cleaning and inspection. If you burn wood regularly — especially unseasoned hardwood — more frequent cleanings may be warranted.

A Level I inspection covers accessible portions of the exterior and interior for annual maintenance. A Level II inspection adds a full video scan of the flue interior and is required when selling or buying a home or after a chimney event. A Level III inspection involves partial demolition to access concealed areas and is reserved for serious structural concerns.

A standard chimney sweep in the Boxford area typically runs between $150 and $250 depending on flue height, configuration, and the degree of creosote buildup. Stevens Chimney provides flat-rate quotes before starting any work. Call (857) 414-1177 for a free estimate — there's no obligation and no surprise fees added after the job.

Yes, creosote is highly dangerous. It is a flammable byproduct of wood combustion that deposits on flue walls and can ignite at temperatures above 2,000°F. Warning signs include a strong tar-like odor, dark oily staining near the damper, and visible black deposits inside the firebox. A professional sweep and inspection will determine the buildup level and recommend appropriate action.

Yes — a Level II chimney inspection is strongly recommended, and often required by lenders or insurers, when purchasing a home. Real-estate transactions that change the way a system is used trigger the Level II standard under NFPA 211. Stevens Chimney provides detailed written inspection reports with photographs suitable for real-estate and insurance documentation.

Yes. Gas appliances produce different byproducts than wood — primarily moisture and carbon deposits — but the flue still requires annual inspection and periodic cleaning. Blockages from bird nests, debris, or deteriorating liner materials can cause dangerous backdrafting of carbon monoxide. Stevens Chimney services all gas fireplace and gas furnace flue systems.

Most standard chimney sweeps in Boxford take between 60 and 90 minutes. A sweep combined with a Level I inspection typically falls in that same window. A Level II inspection with video scan may take up to two hours depending on the complexity of the system. We give you a realistic time estimate when you book so you can plan your day accordingly.

Yes. Stevens Chimney backs all masonry repair and relining work with a written workmanship warranty. If a repair we performed fails due to workmanship within the warranty period, we return and correct it at no charge. Warranty terms vary by service type and are provided in writing before work begins. Contact us at (857) 414-1177 for details.