Our Services
Firefighter Owned and Operated
Annual chimney maintenance is one of the most important—yet often overlooked—responsibilities of homeownership.
When it comes to protecting your home and family, don’t trust just anyone. Grantham Mountain Chimney Co., proudly owned and operated by career firefighter, Ryan McGraw, is the Upper Valley’s trusted choice for fast, dependable chimney services.
The Importance of Annual Chimney Inspections
Prevent Chimney Fires
When you burn wood, it creates creosote, a highly flammable residue that sticks to your chimney walls.
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Even a thin layer can ignite
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Chimney fires can reach 2,000°F+
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Many chimney fires go unnoticed but still damage the structure
Regular sweeping removes this buildup before it becomes dangerous.
Mitigate Carbon Monoxide (CO) Poisioning
A blocked or damaged chimney can prevent gases from venting properly.
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Carbon monoxide is invisible and odorless
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Blockages (nests, debris, soot) can push fumes back into your home
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Faulty drafting = serious health risk
Inspections catch airflow issues before they become dangerous.
Catch Structural Damage Early
Chimneys take a beating from heat, moisture, and weather.
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Cracked liners or bricks can let heat reach combustible materials
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Water damage leads to expensive repairs fast
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Freeze/thaw cycles accelerate deterioration
A simple inspection can prevent a $500 fix from becoming a $20,000 rebuild.
Contact your local chimney experts today!
Based in Lebanon, New Hampshire, Grantham Mountain Chimney Co. proudly serves homeowners throughout the Upper Valley with honest, professional chimney care.
Areas Served:
Lebanon, NH; Hanover, NH; Plainfield, NH; Cornish, NH;
Grantham, NH; Norwich, VT, White River Junction, VT;
and surrounding Upper Valley communities.