While it may seem that your solar panels are always affixed to your roof permanently, the best ones permit repositioning of the angles. Fixed angle panels are just not that efficient.
Fool proof system for water proofing flat roofs.
Be sure mountings on solar energy panels are engineer certified for your area. For instance, if if you're in an area that gets frequent cyclones, the mountings need to be cyclone rated. High-quality systems will be wind certified to ensure they don't blow away in a huge wind storm. Mounting is an important part of the system and not all suppliers regard them that way. Stay alert when buying your system to make sure they have proper certifications.
To gain more from solar panels for a business or home, get installations that have technologies that don't directly rely on our sun's schedule. New solar energy systems can store a great deal of energy so that you can make complete use of your system 24/7, 365 days a year. This is especially useful if you use most of your power at night.