Serving Maryland since 1986
Steel & Security Doors
Durable steel entry doors and security doors built for strength and peace of mind.
Steel & Security Doors for Maryland Homes
Steel entry doors offer strength and security. They are a solid choice for homeowners who prioritize durability and protection.
We install steel entry doors and security doors, custom-sized to your opening, with options for decorative glass and hardware.
Get full manufacturer product warranties backed by our 5-year labor guarantee.
Financing options available through Synchrony
Make your window, door, siding, or roofing project easier to manage.
A Family Business, Two Generations Strong
Chesapeake Thermal was founded by Tom and Nancy Dawson in 1986. Today, second-generation owners Matt and Kaitlyn Dawson carry on the same commitment to careful work and honest communication.
Compare Real Options
We work with multiple manufacturers so you can compare product and price options during your estimate instead of being pushed toward a single brand.
Installed by Company Crews
Our own crews handle the installation, exterior capping, and haul-away. Your project is not handed off to strangers.
Clean, Complete Work
Old materials and debris are removed so your home is left clean at the end of every project.
Warranties You Can Count On
Get full manufacturer product warranties backed by our 5-year labor guarantee.
Our Steel & Security Doors Process
What to expect from your first estimate through the final walkthrough and cleanup.
Review Options
We show you steel entry and security door options and hardware.
Measure & Order
We measure and order a door built to your opening.
Install & Finish
Our crews install the door, trim, and capping.
Common Questions
Answers to common questions about steel & security doors.
Explore More Services
Replacement Doors
Custom-sized replacement entry and patio doors, including fiberglass, steel, sliding, and French styles.
View DetailsEntry Doors
Custom entry doors in fiberglass and steel, with options for decorative glass, hardware, and color.
View DetailsFiberglass Doors
Fiberglass entry doors that resist dents and moisture while offering the look of real wood.
View DetailsWhere We Work
Chesapeake Thermal is centrally located in Anne Arundel County and serves homeowners across the county and the Washington Metro area.
What Customers Are Saying
Reviews pulled directly from our Google Business Profile.
Ready to Start Your Steel & Security Doors Project?
Contact Chesapeake Thermal today to discuss your project and request a free, no-obligation estimate.