Idk why but it stuck in my head. Always interesting to hear how this stuff works in reality.
Does that process then create problems for rain run-off? I guess in the sort of locations they were traditionally fitted, this isn't a concern. But in the UK it obviously is.
Thank you, you're absolutely right, 1 degree is sufficient for ceramics, 2 for stone because of the irregular surface. The problem is generally not the 'from' but the 'to'.
Cheers.
Idk why but it stuck in my head. Always interesting to hear how this stuff works in reality.
Does that process then create problems for rain run-off? I guess in the sort of locations they were traditionally fitted, this isn't a concern. But in the UK it obviously is.