Top mounted Handrails such as AR10, AR45 or CB30 used on stairs, require a substrate width of 1150+mm to meet the minimum 1000mm clear between rails requirement of AS 1428 & NCC/BCA. Space permitting, a substrate design width of 1200mm+ to achieve compliance & allow for stanchions to be placed 75mm in from edge of concrete is ideal. Wall mounted Handrails such as AR150, […]
