BoxRail Deck Support System
A durable, non-combustible, aluminium decking support system designed for balconies and terraces. Compatible with all decking systems from MyDek.
Designed for fast, simple and accurate installation. Now available with Support Cleats in 4 sizes plus a neat extension piece to create a versatile range of heights from as little as 35mm upwards.
KEY FEATURES
- Fully certified
- Non-combustible
- Lightweight
- 30 year warranty
- 60 year design life
INSTALLATION
Clipped onto SupportCleats and fixed using supplied self-drilling screws. Rail clips to adjustable pedestal. Rubber protection mats should be inserted to protect waterproofing membranes if necessary.
Applications
For use on balconies, walkways, roof terraces, leisure areas and patios.TECH SPECS
Board | Aluminium grade 6063-T6 |
Expansion allowance | 1mm per linear metre |
Finish |
Mill |
For use on | balconies, walkways, roof terraces, leisure areas and patios |

QUALITY | STANDARD | VALUE | MIN. REQUIRED STANDARD |
Coefficient of thermal expansion |
N/A |
0.024mm/m/°C |
- |
Fire test |
EN 13501 – 1 A1:2013 |
A1 |
A2-s1,d0 |
Product code | Max Centres of Support Cleats | Deflection at 2kN (EN310) |
BoxRail 35 |
900mm |
< 5mm |
BoxRail 60 |
1200mm |
< 5mm |
BoxRail 90 |
1800mm |
< 5mm |
NBS SPECIFICATION
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