• Available Formats
    • Availability
    • Priced From ( in USD )
    • Secure PDF

      Secure PDF Files

      Secure PDF files include digital rights management (DRM) software. DRM is included at the request of the publisher, as it helps them protect their copyright by restricting file sharing. In order to read a Secure PDF, you will need to install the FileOpen Plug-In on your computer. The FileOpen Plug-In works with Adobe Reader and other viewers. Visit FileOpen to see the full list.

        What you can do with a Secure PDF:
      • Print
      • Search
      • Highlight
      • Bookmark
      Please note that some publishers - including BOMA, IADC and ICML - do not allow printing of their documents.

    • Immediate download
    • $256.00
    • Add to Cart
    • Printed Edition
    • Ships in 1-2 business days
    • $256.00
    • Add to Cart
    • Printed Edition + PDF
    • Immediate download
    • $346.00
    • Add to Cart

Customers Who Bought This Also Bought


About This Item


Full Description


This is the fifth edition of CSA A440.2/A440.3, Fenestration energy performance/User guide to CSA A440.2-09, Fenestration energy performance. It supersedes the previous editions published in 2004, 1998, 1993, and 1991 under the title Energy performance of windows and other fenestration systems (and associated user guides). This edition incorporates CSA A453-95, Energy Performance Evaluation of Swinging Doors, which is considered superseded by this Standard.


Fenestration energy performance

1 Scope

This Standard applies to
(a) fenestration systems covered by AAMA/WDMA/CSA 101/I.S.2/A440, including
(i) vertically sliding windows;
(ii) horizontally sliding windows;
(iii) dual-action windows;
(iv) casement windows, both fixed and operable;
(v) projecting (awning/hopper) windows;
(vi) fixed windows;
(vii) sidelites;
(viii) transom windows;
(ix) sliding glass doors;
(x) side-hinged doors;
(xi) dual-action side-hinged doors;
(xii) architectural terrace doors;
(xiii) unit skylights and roof windows;
(xiv) greenhouse or garden windows; and
(xv) tubular daylighting devices; and
(b) curtain walls.
Note: Unless otherwise specified, the term "fenestration system" is used to apply to all products listed in Clause 1.1.
This Standard specifies both measurement and calculation methods for establishing the following fenestration system properties for both residential and commercial applications:
(a) overall coefficient of heat transfer (U-factor);
(b) solar heat gain coefficient (SHGC); and
(c) visible transmittance (VT).

Document History

  1. CSA A440.2:19/A440.3:19

    Fenestration energy performance/User Guide to CSA A440.2:19, Fenestration energy performance

    • Most Recent
  2. CSA A440.2-14/A440.3-14 (R2018)

    Fenestration energy performance/User guide to CSA A440.2-14, Includes Update No. 1 (2015) and Update No. 2 (2018)

    • Historical Version
  3. CSA A440.2-09/A440.3-09


    Fenestration energy performance/User guide to CSA A440.2-09, Includes Update No. 1 (2011)

    • Historical Version
  4. CAN/CSA A440.2-04/A440.3-04

    Energy Performance of Windows and Other Fenestration Systems / User Guide to CSA A440.2-04, Energy Performance of Windows and Other Fenestration Systems

    • Historical Version
  5. CSA A440.2-98/A440.3-98

    Energy Performance Evaluation of Windows and Sliding Glass Doors / User Guide to CSA Standard A440.2-98

    • Historical Version