










Member International Door Association
Member California Operator
and Door Association


St. License # 372022
909-599-6685 or 626-967-3441
Superior Garage Door Inc. - 525 East Edna PlaceCovina, CA 91723 Click to E-Mail FAX: 909-599-2808
909-599-6685 or 626-967-3441





Superior Garage Door, Inc. recommends and provides thorough and quality service for all makes and models of garage doors and operators. We are fully stocked with parts for all of your door and operator needs. You will find our staff to be professional, courteous and prompt.
CALL TODAY! 1-800-410-DOOR (3667) or (909) 599-6685




Check List - Sectional Door
1. Check and lubricate all hinges
2. Check condition of all rollers
3. Check condition of lifting cables
4. Check condition of bottom lifting fixtures
5. Check door operation and balance
6. Check, adjust and lubricate springs
7. Check condition of lifting drums
8. Check all nuts and bolts


