While some minor adjustments are possible, major repairs should be left to professionals to ensure safety and proper function.

On average, a garage door lasts 15-30 years, depending on usage and maintenance. Look for signs of wear, rust, or frequent malfunctions.

R-value measures thermal resistance. A higher R-value means better insulation, keeping your garage warmer in winter and cooler in summer.

Steel is durable and cost-effective, wood offers classic beauty, and aluminum is lightweight and rust-resistant. The best choice depends on your needs and budget.

Yes, insulating your garage door can improve energy efficiency, reduce noise, and make your garage more comfortable.

Unusual noises, slow operation, visible damage, or the door not opening/closing properly are signs you need professional help.

Regularly lubricate moving parts, check for loose hardware, test the balance, and clean the door to prevent rust and wear.

Photo-eye sensors, auto-reverse mechanisms, and pinch-resistant panels are essential safety features to prevent accidents.

Install a smart garage door opener with remote monitoring, use reinforced hinges, and consider adding a secure locking system.

Yes, look for insulated doors with high R-values and consider materials like polyurethane or polystyrene for better energy efficiency.