Code Compliance/ Continued
Canada Requirements For Trex ® Decking: The following changes are to be followed with respect to spans and gapping instructions; these spans are specific for Canada requirements only.
Canada Allowable Joist and Stair Stringer Spacing
Product
Maximum Allowable Joist Spacing
Maximum Allowable Stair Stringer Spacing
21 mm x 140 mm Select Decking
400 mm
200 mm
230 mm
24 mm x 140 mm Transcend Decking
400 mm
24 mm x 140 mm Signature Decking
400 mm
275 mm
24 mm x 140 mm Enhance Decking
300 mm
200 mm
33 mm x 140 mm Select Decking
600 mm
250 mm
33 mm x 140 mm Transcend Decking
600 mm
250 mm
Canada Gapping Requirements
Gap Type
Temperature at Time of Installation
Minimum Gap Requirement (mm)
Width-to-Width Gap
Above -9°C
5
End-to-End
Above 15°C
4
End-to-End
Between 3°C to 15°C
6
End-to-End
Between -9°C to 3°C
8
End-to-Solid Object
Above 3°C
6
End-to-Solid Object
Between -9°C to 3°C
13
23
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