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[CCMC 13687-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 part of an interior foundation drainage system 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
09-13-02-02-00-0- Materials installed to provide required ...Acceptable

Ontario Building Code

Ruling No. 17-12-349 (13687-R) authorizing the use of this product in Ontario, subject to the terms and conditions contained in the Ruling, was made by the Minister of Municipal Affairs and Housing on 2017-10-31 pursuant to s.29 of the Building Code Act, 1992 (see Ruling for terms and conditions). This Ruling is subject to periodic revisions and updates.

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


Product description

The product is a drainage channel made of rigid PVC designed to mitigate incidental water leakage into the interior space of a basement structure. The product is 2 mm thick and is available in 2.3 m (7.5 ft.) lengths. WaterGuard® has a vertical flange with tabs to allow drainage along the inside of the foundation wall into slots in the pipe that receive and dissipate water to the gravel bed drainage medium under the concrete slab. (See the figure below.)

WaterGuard®product within a water system.
Figure 1. WaterGuard®:
  1. Flexible sealant
  2. Air barrier system
  3. WaterGuard®

Manufacturing plant

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

Product nameManufacturing plant
Columbus, OH, US
WaterGuard®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 product may be used as an interior foundation drainage system in areas where soil gas is not a hazard (consult local regulatory authorities). When installed according to the manufacturer's current instructions, the product acts as a second line of defense to keep basements dry by directing water to the aggregate bed under the concrete slab.
  • As a second line of defense to keep basements dry, the product must meet all code requirements with respect to excavation, backfilling, dampproofing, drainage and foundations.
  • Floors-on-ground shall be provided with a rough-in for subfloor depressurization in accordance with Article of Division B of the NBC 2015, Providing for the Rough-in for a Subfloor Depressurization System.
  • Floor assemblies separating conditioned space from the ground shall be protected by an air barrier system conforming to Subsection 9.25.3.
  • The product is not suitable for use in areas subject to hydrostatic pressure.

  Technical information

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

Evaluation requirements
Criteria number Criteria name
CCMC-TG-334613.03-15CCMC Technical Guide for Interior Foundation Drainage System


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

Table 1. Test results for the product
Test Unit Requirement Result
Thickness mm Report value 2.10
Weight g/m2 Report value 844
Impact resistance   No visible cracking No visible cracking
Compressive load kN/m2 Minimum 100 101
Air space under compressive load mm @ kPa Minimum 3 mm @ 65 kPa 13.1 mm @ 65 kPa
Side water inflow minutes ≤ 15

˂ 1

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.


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.


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.


© 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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