Luminance Reflectance Values
Luminance Reflectance Values In New Zealand there is no definitive value set on what is considered a “leading edge that can be easily seen” for access routes (NZBC – D1 Clause 1.3.3(g)) or “colour contrasted with the rest of the tread” (NZBC – D1 Clause 4.1.7). This is completely up to the building inspector, […]