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Technical Evidence

The Report Holder has submitted technical documentation for CCMC's evaluation. Testing was conducted at laboratories recognized by CCMC. The corresponding technical evidence for this product is summarized below.

Material Requirements

Table 4.1.1 Test Results for Basic Physical and Mechanical Properties
Property Unit Requirement Result Footnote (1)
Dimensional change coefficient of linear expansion (thermal) °C−1 < 2 x 10−5 1.69 x 10−6
coefficient of linear expansion (swelling) - oven-dry to vacuum pressure soak % ≤ 0.5, by 80% of specimens 0.13
  Strength and stiffness flexural rigidity (EI) kN·mm2 ≥ 300 000 Pass
moment capacity (Mr) N·mm ≥ 190 000 Pass
Creep, recovery and load duration % ≤ 25 for creep 18
≥ 75 for recovery 84
No failure Pass
  Strength and stiffness after aging Weathering (impact resistance) % ≥ 75 of non- weathered value 78%
 Accelerated aging (EI) % ≥ 50 of non-aged value Pass
 Accelerated aging (Mr) Pass
  Fastener holding capacity nail withdrawal strength N ≥ 600 2 626
lateral nail strength N ≥ 720 1 416
Flame-spread rating — ≤ 200 25

Performance Requirements

Table 4.2.1.1 Test Results for Performance under Concentrated Static Loads
Property Requirement Result Footnote (1)
Minimum Ultimate Load (kN) Maximum Deflection under 0.89-kN Load (mm) Ultimate Load (kN) Deflection under 0.89-kN Load (mm) Footnote (2)
Concentrated load decking at 50°C 2.45 2.0 2.59 10.29
decking at 20°C 6.90 3.71
decking at −35°C 4.30 4.05
Table 4.2.1.2 Test Results for Performance under Impact Loads
  Minimum Ultimate Load Following Impact Load (kN) Maximum Deflection under 0.89-kN Load Following Impact Load (mm) Ultimate Load Following Impact Load (kN) Deflection under 0.89-kN Load Following Impact Load (mm)
Impact load of 102 N·m decking at 50°C 1.78 2.0 1.78 7.63 Footnote (3)
Table 4.2.2 Test Results for Durability
Property Requirement Result
S-P-F Lumber "AZEK Deck" Board
Bending stiffness Mean percentage loss in bending modulus of elasticity (MOE) after UV exposure Footnote (1) and accelerated aging Footnote (2) must be less than or equal to spruce lumber.

23.0%

Pass
Bending strength Mean percentage loss in bending stress modulus of rupture (MOR) after UV exposure Footnote (1) and accelerated aging Footnote (2) must be less than or equal to spruce lumber.

28.3%

Pass
Table 4.2.3 Test Results for Termite Resistance
Property Requirement Result
Termite resistance Rating must be equal to or better than preservative-treated wood conforming to CAN/CSA-O80.1. Pass
Table 4.2.4 Test Results for Performance Under Concentrated Static Load – Stair Tread
Property Requirement Result Footnote (1)
Minimum Ultimate Load (kN) Maximum Deflection under 1 kN (mm) Deflection under 1 kN (mm)
Concentrated load stair tread 1 Footnote (2) 0.75 1.33 Footnote (4)
stair tread nosing 1 Footnote (3) 1.64

Additional Performance Data

Data in this section does not form part of CCMC's opinion in Section 1.

Table 4.3.1 Test Results for Additional Performance Data Footnote (1)
Property Unit Reference Value Result
Dimensional tolerances width mm — 140
thickness mm — 25
Density kg/m3 — 661
Hardness (11.28-mm-diameter ball) kN ≥ 1.8 659
Slip resistance (longitudinal) dry condition — ≥ 0.5 0.28 Footnote (2)
wet condition 0.59