Choosing the right roof system saves thousands of riyals in leak repairs and electricity. Here is how the most common options compare in Riyadh.
Quick comparison
| System | Waterproofing | Thermal | Best for |
|---|---|---|---|
| Bitumen membrane | Excellent | Poor | New roofs under tiles |
| Spray foam | Very good | Excellent | Roofs, sheds, metal roofs |
| Liquid acrylic / PU | Very good | Moderate | Over existing tiles |
| Insulation boards | None alone | Excellent | Thermal layer with a membrane |
The verdict
For most Riyadh homes a combined waterproofing + thermal system works best. Learn about spray foam and roof waterproofing, or book a free inspection.