Secure Your Commercial Space With High-Quality Doors

Commercial Doors

Your commercial doors do more than welcome customers; they protect your building, your staff, and your inventory. If a door won’t latch, a closer is slamming, or an exit device sticks, it’s more than a nuisance; it’s a security and safety risk.

Advanced Lock & Security LLC provides commercial door repair, installation, and hardware service, helping businesses stay secure, compliant, and running without interruption. From storefront entry doors to office and warehouse openings, we troubleshoot fast and fix it right.

Commercial Door Services

We service most commercial doors and hardware systems, including high-traffic and code-required openings.

Commercial Door Repair & Alignment

  • Doors that won’t close, latch, or lock without force.
  • Sagging doors, hinge wear, frame shift, and misalignment.
  • Strike alignment and latch/bolt engagement issues.
  • Threshold drag, rubbing, and uneven gaps.
  • Weatherstrip and seal replacement to reduce drafts and moisture.

Door Closers (Repair, Replacement & Adjustment)

  • Closer that slams, leaks, or won’t fully close.
  • Heavy-duty closer installs for high-traffic entrances.
  • Proper adjustment for smooth, controlled closing and latching.

Panic Bars / Exit Devices

  • Panic hardware that sticks, feels loose, or won’t retract.
  • Exit device repair or replacement.
  • Re-keying and core changes where applicable.

Storefront Door Hardware

  • Pivot/hinge service and door alignment.
  • Closer, lock, and latching issues.
  • Hardware upgrades for smoother operation and better security.

Lock & Key Integration

Most “door problems” are also “lock problems.” We can handle both:
  • Rekeying, lock replacement, and cylinder/core changes.
  • Master key systems for multi-door facilities.
  • Security hardware recommendations for business openings.
Not sure what you need? We’ll inspect the door, frame, and hardware and offer clear, cost-effective options.

Common Commercial Door Problems We Fix

If you’re seeing any of the following, it’s time to schedule service:
  • The door won’t latch unless you push/pull hard.
  • Closer slams or doesn’t close fully.
  • Panic bar sticks, binds, or won’t retract.
  • The key turns, but the lock won’t secure the door.
  • Door drags on the floor/threshold.
  • Drafts, moisture intrusion, or damaged seals.
  • Misaligned strike plate causing frequent lockouts.

Why Connecticut Businesses Choose Advanced Lock & Security LLC

  • Commercial-first solutions built for heavy use and high traffic.
  • Faster resolution by handling doors + locks in one visit.
  • Clear options & pricing—repair when possible, replace when it makes sense.
  • Quality commercial-grade hardware for durability and security.
  • Less downtime with efficient on-site service.
Call Advanced Lock & Security to get high-quality commercial doors!
860-234-5027
Commercial doors are designed not only to protect your business as a location - you'll be protecting the people inside and the hard work you've put into the location, too.