

Most doors should be professionally serviced once a year to ensure optimal performance and safety.
Light lubrication is safe, but adjustments or repairs to springs should always be handled by trained experts.
Noise often indicates worn rollers, loose hardware, or lack of lubrication and should be checked soon.
Most parts last 10–15 years, depending on use and maintenance.
Yes, reducing friction and strain helps the opener operate more smoothly and extends its lifespan.