Your roof: orientation, tilt and shading Help Centre / Category Your roof: orientation, tilt and shading How your roof setup affects solar performance. Roof orientation and direction Does my roof have to face north for solar to be worth it?→ Does the direction my solar panels face matter more in southern Australia?→ Tilt angle What tilt angle should my solar panels be at in Australia?→ Multiple roof faces and east-west splits Can I put solar panels on multiple roof faces?→ What is an east-west split and when does it make sense?→ Ground-mounted systems What is a ground-mounted solar system and when does it make sense?→ How much shading costs you in output Does shade mean solar isn’t worth it for my home?→ How much can shading reduce my solar system’s output?→ Why does shade on one panel affect the whole system?→ Types of shading and panel damage What is a bypass diode and what happens when it fails?→ What is the difference between hard shading and diffuse shading?→ Shading solutions: optimisers and microinverters What are power optimisers and how do they help with shading?→ Are microinverters better than power optimisers for shading?→ Assessing shade before and after install How do I know if shading will be a problem for my roof?→ Can I do anything about shading after my system is already installed?→