Stair Nosing Slip Ratings Explained: R9 to R13 for KSA Specifiers

Name: Expartec Architectural Solutions
Address: Building No. 3799, Unit 186/6, Wadi Mithlah Street, Al-Mashael District, Riyadh, 14327, SA
Telephone: +966 50 371 0441
Price range: $

What the R-rating means, where each rating is appropriate, and why polished marble stairs in malls usually need R11 even when they look R9.

Expartec Architectural Solutions
Building No 3799, Wadi Mithlah Street, Al-Mashael District, 14327, Riyadh, Saudi Arabia
Phone / WhatsApp: +966 50 371 0441
Email: sales@expartec.sa