Call Now
Website
Call
Business Details
16 Years
experience
Emergency
services
Open 24/7
always available
Professional Chimney Services in Leominster, MA
On Duty Chimney has been serving homeowners in Leominster and surrounding areas since 2010, combining over 30 years of collective experience in chimney, masonry, and stove services. Our team undergoes rigorous training, including two months for new hires and continuous education through weekly in-house sessions, daily online courses, and year-round in-person training.

We utilize a state-of-the-art CRM system for seamless communication, providing real-time updates via text, email, or phone to ensure transparency and convenience. Our commitment to excellence is reflected in our BBB Accredited A+ rating, membership in the Massachusetts Chimney Sweep Guild, and a guarantee to resolve any issues promptly while maintaining upfront pricing and 100% customer satisfaction.
Services
Chimney Cleaning Fireplace Repair Masonry Repair Stove Installation Dryer Vent Cleaning
Details
  • Year established: 2010
Highlights and features
  • Established in 2010 with 30+ years of combined industry experience
  • Team undergoes 2-month training and continuous professional development
  • BBB Accredited A+ Rated with 336+ 4.9-star reviews
  • Proprietary CRM system for real-time service updates and communication
  • 100% satisfaction guarantee with upfront pricing
Associations and certifications
  • BBB Accredited
  • MCSG (Massachusetts Chimney Sweep Guild)
What people say
Professional technicians Timely service Great communication Quality work Satisfied customers
Services
Chimney Cleaning
Our professional chimney cleaning service includes flue sweeping, camera inspection, and diagnostic reporting to ensure safe and efficient operation. We address creosote buildup, animal infestations, and airflow issues while following National Fire Protection Association standards. Customers receive detailed reports and personalized maintenance recommendations to prevent future problems.
Fireplace Repair
We diagnose and repair gas and wood-burning fireplace issues including pilot light failures, soot buildup, and gas leaks. Our technicians provide comprehensive diagnostics, safety checks, and transparent repair options with upfront pricing. Emergency services address urgent safety concerns like gas leaks and malfunctioning ignition systems.
Masonry Repair
Specialized masonry repair addresses cracked crowns, deteriorating mortar, and water damage in chimney structures. Our experts use industry-approved materials and techniques to restore structural integrity while preventing further damage from weather exposure or wear.
Stove Installation
We install wood-burning and gas stoves with proper venting and safety clearances. Our process includes site assessment, code compliance checks, and operational training to ensure efficient heating performance and long-term safety for residential properties.
Dryer Vent Cleaning
Professional dryer vent cleaning removes lint buildup and improves appliance efficiency. We clean exhaust systems to reduce fire hazards and enhance drying performance while inspecting for potential airflow obstructions in residential properties.
Questions
How often should chimneys be cleaned?
The National Fire Protection Association recommends annual cleaning, with additional service needed after heavy use or performance issues.
Do you offer emergency repairs?
Yes, we provide same-day service for urgent issues like gas leaks, smoke backdrafts, and structural damage.
Can homeowners clean chimneys themselves?
Professional cleaning is recommended due to safety risks and specialized equipment requirements for thorough inspections.
What are common fireplace repair signs?
Watch for smoke odors, pilot light failures, soot accumulation, and visible masonry damage requiring professional attention.
Is financing available for services?
Yes, we offer financing options for major repairs and installations to qualified customers.