Question 1

❓ Do you service automatic doors from other manufacturers besides Dormakaba?

Accepted Answer

Yes. While Guardian Door LLC is an authorized Dormakaba dealer, our technicians service and repair automatic doors from a wide range of manufacturers including Stanley, Horton, Besam, Nabco, and other commercial entrance systems. We can diagnose and repair most automatic door operators and components.

Question 2

❓ Can you retrofit or upgrade existing automatic door systems?

Accepted Answer

Yes, we provide retrofit solutions to upgrade older automatic doors with modern operators, sensors, and activation devices. Retrofits can improve reliability, safety, and performance without the need for full door replacement.

Question 3

❓ How often should automatic doors be serviced?

Accepted Answer

Automatic doors should be inspected and serviced at least once per year, or more frequently for high-traffic facilities. Routine maintenance helps ensure safe operation and reduces the risk of unexpected breakdowns.

Question 4

❓ Can you help ensure ADA compliance?

Accepted Answer

Yes, our technicians inspect and adjust automatic doors to help ensure they meet ADA accessibility standards and operate safely for all users. We can also recommend upgrades if needed.

Question 5

❓ What types of automatic doors do you repair?

Accepted Answer

We service automatic sliding doors, swing doors, low energy operators, full energy operators, and activation systems for commercial facilities including retail, healthcare, and commercial buildings.

Question 6

❓ Do you offer automatic door maintenance programs?

Accepted Answer

Yes, Guardian Door LLC offers preventive maintenance programs designed to keep automatic entrance systems operating safely and reliably while extending the life of your equipment.

Automatic Door Installation & Repair | Dormakaba Dealer

Guardian Door LLC is a trusted Dormakaba dealer providing professional installation, repair, and maintenance of automatic sliding and swinging doors for commercial facilities across Northern California.

Guardian Door LLC A DormaKaba Partner

SERVICES

Authorized Dormakaba Dealer

Types of Automatic Doors We Service

Need Automatic Door Service or Repair?

Our technicians provide fast, professional service to keep your entrance systems operating safely and reliably.

The difference we bring to every job

Automatic Door Solutions for Commercial Facilities

Serving Sacramento & Northern California

Automatic Door Preventive Maintenance

AUTOMATIC DOOR FAQ — MULTI-BRAND + RETROFIT VERSION

Get answers to common questions about our door services.

❓ Do you service automatic doors from other manufacturers besides Dormakaba?

❓ Can you retrofit or upgrade existing automatic door systems?

❓ How often should automatic doors be serviced?

❓ Can you help ensure ADA compliance?

❓ What types of automatic doors do you repair?

❓ Do you offer automatic door maintenance programs?

Get an Estimate

The difference we bring to every job

Trusted professionals

Automatic Door Installation & Repair | Dormakaba Dealer

Guardian Door LLC is a trusted Dormakaba dealer providing professional installation, repair, and maintenance of automatic sliding and swinging doors for commercial facilities across Northern California.

Guardian Door LLC A DormaKaba Partner

SERVICES

Authorized Dormakaba Dealer

Types of Automatic Doors We Service

Need Automatic Door Service or Repair?

Our technicians provide fast, professional service to keep your entrance systems operating safely and reliably.

The difference we bring to every job

Automatic Door Solutions for Commercial Facilities

Serving Sacramento & Northern California

Automatic Door Preventive Maintenance

AUTOMATIC DOOR FAQ — MULTI-BRAND + RETROFIT VERSION

Get answers to common questions about our door services.

Question

❓ Do you service automatic doors from other manufacturers besides Dormakaba?

Question

❓ Can you retrofit or upgrade existing automatic door systems?

Question

❓ How often should automatic doors be serviced?

Question

❓ Can you help ensure ADA compliance?

Question

❓ What types of automatic doors do you repair?

Question

❓ Do you offer automatic door maintenance programs?

Get an Estimate

The difference we bring to every job

Trusted professionals