Need garage door service in San Mateo?
Call 650-912-1817 to describe the problem and confirm current availability.
Call 650-912-1817 to describe the problem and confirm current availability.
Keep clear of unstable doors
Do not stand under a door that is off track, hanging unevenly or supported by damaged hardware.
Leave spring and cable hardware alone
Springs, bottom brackets and lift cables can involve stored energy. Do not loosen or disassemble these components while troubleshooting.
Keep safety sensors functional
Photo-eye sensors are designed to reduce closing hazards. Do not permanently bypass or defeat them.