Commercial Door Closer Repair & Installation

Door closers play a critical role in fire safety, security, and daily business operations. GTX Lock & Key repairs, replaces, and adjusts commercial door closers for offices, storefronts, restaurants, condos, and industrial properties across Galveston County.

Improperly functioning closers can cause slamming, doors not latching, ADA compliance issues, and premature hardware wear. I ensure your doors close smoothly, safely, and reliably.

Door Closer Services Include:

• Door Closer Replacement

Installation of surface-mounted, overhead concealed, or heavy-duty closers from major brands such as LCN, Norton, Sargent, Dorma, and Cal-Royal.

• Adjustment & Calibration

Fine-tuning swing speed, latch speed, back check, and closing force to ensure proper operation and ADA compliance.

• Leak & Failure Diagnosis

Replacement of oil-leaking, seized, or spring-failed closers before they damage doors and frames.

• Reinforcement & Mounting Solutions

Repair of stripped mounting holes, reinforcement plates, and bracket replacement for high-traffic commercial doors.

• Storefront & Aluminum Door Closers

Expertise in overhead concealed closers commonly found in aluminum storefront doors.

Common Door Closer Issues Repaired

  • Door slams shut

  • Door closes too slowly or won’t latch

  • Oil leaking from closer body

  • Door won’t stay open (incorrect back check)

  • Closer arm loose or detaching

  • ADA compliance concerns

  • Excessive force required to open door

Why Choose GTX Lock & Key for Door Closers?

✔ Knowledge of commercial-grade closers and storefront systems
✔ Accurate diagnosis — closer vs. hinge vs. alignment problems
✔ Professional installation that protects your door and frame
✔ Mobile service for businesses and property managers
✔ Reliable, honest guidance on repair vs. replacement

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