As per figure 1 handrails complying to BCA clause D2.17, a, iii, like our AR110 and AR140 configurations, must be installed on a substrate that allows a minimum 1000mm between handrails as stated in AS1428.1-2009 clause 6.3 and BCA clause D1.6, B, i.
As per figure 2 the minimum substrate width to achieve 1000mm between handrails using our AR110 configuration must be no less than 1401mm.
As per figure 3 the minimum substrate width to achieve 1000mm between handrails using our AR110 and AR140 configurations must be no less than 2653mm.
To save time, resource and ease of installation when specifying Moddex stair handrails or balustrades please consult the Hot Design Tip or contact us on 1800 663 339 (Australia) or 0800 663 339 (New Zealand).