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[CCMC 14047-R] CCMC Canadian code compliance evaluation

In most jurisdictions this document is sufficient evidence for approval by Canadian authorities.

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Compliance opinion

It is the opinion of the Canadian Construction Materials Centre that the evaluated product, when used as exterior cladding in accordance with the conditions and limitations stated in this evaluation, complies with the following code:

National Building Code of Canada 2015

ID Code provision Solution type
09-27-02-00-00-0-009.27.2. Required Protection from PrecipitationAcceptable
09-27-03-00-00-0-009.27.3. Second Plane of ProtectionAcceptable
09-27-05-00-00-0-009.27.5. Attachment of CladdingAcceptable
09-27-12-01-00-0-009.27.12.1. Material StandardAlternative

The above opinion(s) is/are based on the evaluation by the CCMC of technical evidence provided by the evaluation holder, and is bound by the stated conditions and limitations. For the benefit of the user, a summary of the technical information that forms the basis of this evaluation has been included.

Product information

Product name

Variform®

Product description

The wall siding panels and corners are made of injection-moulded, press-formed polypropylene and are fastened to the building structure through pre-punched nailing slots located along the top edge of the panel, which are concealed after the upper panel is installed. The finished product has a minimum density of 0.55 g/cm3 and a minimum thickness of 2 mm.
a variation of the wall siding panel

Figure 1. Variation of wall siding panels of the product

a variation of the wall siding panel

Figure 2. Variation of wall siding panels of the product

Manufacturing plant

This evaluation is valid only for products produced at the following plant:

Product nameManufacturing plant
Gaffney, SC, US
Variform®Product evaluated by the CCMC

Product evaluated by the CCMC Indicates that the product from this manufacturing facility has been evaluated by the CCMC

  Conditions and limitations

The CCMC’s compliance opinion is bound by this product being used in accordance with the conditions and limitations set out below.

  • The products are limited to use as exterior siding for the buildings falling within the scope of Part 9, Housing and Small Buildings, of Division B of the NBC 2015.
  • When installed, all the building elements relevant to the product must comply with the requirements of the NBC 2015.
  • The siding panels must be installed on furring providing a second plane of protection that consists of a continuous, clear, uninterrupted air space between 10 mm and 19 mm outboard of the sheathing membrane.
  • The furring must be installed over the sheathing membrane.
  • The system requires flashing at appropriate locations in order to drain water to the outside.
  • Furring for the attachment of the cladding must not be less than 19 mm × 38 mm, securely nailed to the framing, and spaced not more than 400 mm on centre (o.c.).
  • The siding may only be installed in areas where the Q50 < 0.40 kPa in accordance with Appendix C of the NBC 2015 based on deflection pressure.
  • The product must be clearly identified with the phrase “CCMC 14047-R” on its packaging.

  Technical information

This evaluation is based on demonstrated conformance with the following criteria:

Evaluation requirements
Criteria number Criteria name
CCMC-TG-074633.04-15ACCMC Technical Guide for Polypropylene Siding

The evaluation holder has submitted technical documentation for the CCMC evaluation. Testing was conducted at laboratories recognized by the CCMC. The corresponding technical evidence for this product is summarized below.

Material requirements
Table 1. Results of testing the physical properties of the product
Property Requirement of ASTM D7254 − 07Table footnote (1) Result
Impact resistance (N·m) tested in accordance with ASTM D4226-09 ≥ 3.95 Pass
Weathering Siding must be free of any structural changes or visible surface changes such as peeling, chipping, cracking, flaking or pitting. Pass
Performance requirements
Table 2. Results of testing the wind load resistance of the product at Q50 < 0.55 kPa
Property Unit Requirement Result
Deformation (sustained pressure) Pa Sustained for 1 h ≥ ± 550 Pass
Repeated positive and negative pressure test (cyclic pressure) Pa 2 000 cycles ± 800 Pass
Safety test (gust loads) Pa Resist gust wind above 1 320 Pa Pass

Administrative information

Use of Canadian Construction Materials Centre (CCMC) assessments

This assessment must be read in the context of the entire CCMC Registry of Product Assessments, any applicable building code or by-law requirements, and/or any other regulatory requirements (for example, the Canada Consumer Product Safety Act, the Canadian Environmental Protection Act, etc.).

It is the responsibility of the user to confirm that the assessment they are using is current and has not been withdrawn or superseded by a later version on the CCMC Registry of Product Assessments.

Disclaimer

The National Research Council of Canada (NRC) has evaluated only the characteristics of the specific product described herein. The information and opinions in this evaluation are directed to those who have the appropriate degree of experience to use and apply its contents (such as authorities having jurisdiction, design professionals and specifiers). This evaluation is valid when the product is used as part of permitted construction, respecting all conditions and limitations stated in the evaluation, and in accordance with applicable building codes and by-laws.

This evaluation is provided without representation, warranty or guarantee of any kind, expressed or implied, and the NRC provides no endorsement for any evaluated product. The NRC accepts no responsibility whatsoever arising in any way from any and all use of or reliance on the information contained herein or the use of any evaluated product. The NRC is not undertaking to render professional or other services on behalf of any person or entity nor to perform any duty owed by any person or entity to another person or entity.

Language

Une version française de ce document est disponible.
In the case of any discrepancy between the English and French version of this document, the English version shall prevail.

Copyright

© His Majesty the King in Right of Canada, as represented by the National Research Council of Canada, 2024

All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording or otherwise, without the prior written permission of the CCMC.

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From: National Research Council Canada

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