Fireproof Doors/Windows Mfg, Sales, Service & Installation

Capitol Fireproof Door Co.
Mercury Lock & Door Service Inc.

Capitol Fireproof Door/Mercury Door Service supplies quality-made fireproof doors, windows and frames and professional door/window installation/service to real estate and contracting customers for three generations. guided by the principles of hard work, good management, quality materials, and a ‘whatever it takes’ attitude to ensure customer needs are met on a timely basis.

We supply, service and install:

* APARTMENT DOORS
* BUILDING ENTRANCES
* BASEMENT DOORS
* TERRACE DOORS
* FIRE EXIT DOORS
* STAIRWELL DOORS
* ROOF DOORS
* BOILER ROOM DOORS

* KALAMEIN & HOLLOW METAL DOORS
* STEEL WELDED AND KNOCK-DOWN FRAMES
* INSERT ANGLE FRAME UNITS
* KALAMEIN LOT-LINE WINDOWS
* DOOR HARDWARE
* SOLID & FIRE-RATED WOOD DOORS

Our approved fireproof labels include 90-minute and 3-hour BSA firedoor labels and 45-minute BSA fire labels for windows.

FREE ESTIMATES
CUSTOM SIZES
FAST TURN-AROUND