Skip to content
CSA Store
  • CSA Group
  • CSA OnDemandâ„¢
  • CSA Communities
  • Contact Us
  • Catalogue
    • Browse By Subject Area

      • Electrical
      • Fuels & Transportation
      • Petroleum & Natural Gas
      • Environment & Natural Resources
      • Construction & Infrastructure
      • Mechanical & Industrial Equipment
      • Nuclear
      • Health Care and Well-being
      • Worker & Public Safety
      • Management Systems
    • Browse By Publisher

      • ASME
      • ASTM
      • CSA Group
      • ESA
      • IEC
      • ISO
      • NRC
      • ORNAC
      • TSSA
      • WRHA
    • ICS Catalogue

      • Browse by International Classification of Standards (ICS Codes)
  • Subscription
    • Browse By Subject Area

      • Electrical
      • Fuels & Transportation
      • Petroleum & Natural Gas
      • Environment & Natural Resources
      • Construction & Infrastructure
      • Mechanical & Industrial Equipment
      • Nuclear
      • Health Care and Well-being
      • Worker & Public Safety
      • Management Systems
    • CSA Subscriptions

      • Overview
      • Collections
    • ICS Catalogue

      • Browse by International Classification of Standards (ICS Codes)
  • Services
Cart Icon0
×
Login / Register
English / CAD

Language

en

fr

Currency

CAD

USD

  • CSA Group
  • CSA OnDemandâ„¢
  • CSA Communities
  • Contact Us
Wishlist

Catalogue

  • Browse By Subject Area

    • Electrical
    • Fuels & Transportation
    • Petroleum & Natural Gas
    • Environment & Natural Resources
    • Construction & Infrastructure
    • Mechanical & Industrial Equipment
    • Nuclear
    • Health Care and Well-being
    • Worker & Public Safety
    • Management Systems
  • Browse By Publisher

    • ASME
    • ASTM
    • CSA Group
    • ESA
    • IEC
    • ISO
    • NRC
    • ORNAC
    • TSSA
    • WRHA
  • ICS Catalogue

    • Browse by International Classification of Standards (ICS Codes)

Subscription

  • Browse By Subject Area

    • Electrical
    • Fuels & Transportation
    • Petroleum & Natural Gas
    • Environment & Natural Resources
    • Construction & Infrastructure
    • Mechanical & Industrial Equipment
    • Nuclear
    • Health Care and Well-being
    • Worker & Public Safety
    • Management Systems
  • CSA Subscriptions

    • Overview
    • Collections
  • ICS Catalogue

    • Browse by International Classification of Standards (ICS Codes)

Services

Menu toggle Icon
Login / Register
English / CAD

Language

en

fr

Currency

CAD

USD

Wishlist Cart (
)

Search Section

    • Home
    • CSA Group
    • Fuels & Transportation
    • Safety & Performance
    • Gas Equipment Standards
    • ANSI Z21.10.1-1998/CSA 4.1-M98

    Codes & Standards - Purchase

    ANSI Z21.10.1-1998/CSA 4.1-M98

    Gas Water Heaters - Volume I, Storage Water Heaters With Input Ratings of 75,000 Btu Per Hour or Less
    SKU: 2412047 Published by CSA Group Publication Year 1998 187 pages Withdrawn

    View Access for this document is only available for viewers in Canada

    Product Details

    • Preface/Scope
    1.1.1 This standard applies to newly produced, automatic storage water heaters having input ratings of 75,000 Btu per hour (21 980 W) or less (see Part IV, Definitions), hereinafter referred to as water heaters or appliances, constructed entirely of new, unused parts and materials:

    (a) For use with natural gas;
    (b) For use with manufactured gas;
    (c) For use with mixed gas;
    (d) For use with liquefied petroleum gases;
    (e) For use with LP gas-air mixtures;
    (f) For recreational vehicle installation for use with liquefied petroleum gases only (see 1.2.26);
    (g) For manufactured home (mobile home) installation convertible for use with natural gas and liquefied petroleum gases when provision is made for the simple conversion from one gas to the other (see 1.2.25); and
    (h) For recreational vehicle installation convertible for use with natural gas and liquefied petroleum gases when provision is made for the simple conversion from one gas to the other (see 1.2.26).
    (i) For use with combination potable water/space heating applications.

    1.1.2 This standard also applies to water heaters incorporating heat pipe heat exchangers (see 1.5).

    1.1.3 Direct vent water heaters anticipated by this standard are essentially balanced flue appliances with the air intake and vent outlet in close proximity. Other designs shall be subjected to such additional tests as believed necessary at the discretion of the testing agency.

    1.1.4 Water heaters for installation in recreational vehicles shall be of the direct vent type.

    1.1.5 This standard also applies to water heaters with draft hoods which are factory equipped with automatic vent damper devices (see Part IV, Definitions), hereinafter referred to as vent damper devices.

    1.1.6 This standard also applies to water heaters of other than the direct vent type which are factory equipped with electrically operated or mechanically actuated automatic flue damper devices (see Part IV, Definitions), hereinafter referred to as flue damper devices.

    1.1.7 If a value for measurement as given in this standard is followed by an equivalent value in other units, the first stated value is to be regarded as the specification, except as noted in 1.31.1 and 1.32.1.

    1.1.8 All references to psi throughout this standard are to be considered gauge pressures unless otherwise specified.

    1.1.9 Exhibit F contains provisions that are unique to the United States.

    1.1.10 Exhibit G contains provisions that are unique to Canada.

    1.1.11 Special construction provisions applicable to a water heater designed for use with an optional listed conversion kit are outlined under Exhibit H (Optional Provisions of Listed Appliance Conversion Kits.)

    1.1.12 Exhibit I contains a list of standards specifically referenced in this standard, and sources from which these reference standards may be obtained.
    copyright imgRequest Copyright Permissions

    Buy

    To order this product please contact us

    • FAQs
    • Contact Us
    • Email Product

    GST REG No R119441681
    QST REG No R1006017360

    Compare Formats

    Determine the subscription format that is right for you.

    Features CSA AdvantageTM CSA OnDemandTM
    Offline access
    Full-text search
    Create highlights and personal notes
    Newest editions added automatically
    Includes all supported languages and archive versions
    My Files - create customized files by adding multiple clauses, tables or figures from the standard into your own personal File for quick reference
    Toggle between your files and the full standard to maintain context
    Instantly preview cross referenced material within the book
    Export personal notes to Excel
    Transfer notes and highlights when updates are available
    Adobe Reader PDF and browser compatible for iOS and Android
    Web, Android, iOS Compatible

    Follow Us On Social Media

    Get Our Newsletter

    Get CSA Newsletter

    • About CSA Store
    • Subscription
    • Services
    • Catalogue
    • FAQ
    • Return Policy
    • FULFILLMENT DETAILS
    • EBOOK SUPPORT
    • Product Updates
    • Contact Us
    • CSA GROUP
    • CSA COMMUNITIES
    • CSA Update Service
    • About CSA Store
    • Subscription
    • Services
    • Catalogue
    • FAQ
    • Return Policy
    • FULFILLMENT DETAILS
    • EBOOK SUPPORT
    • Product Updates
    • Contact Us
    • CSA GROUP
    • CSA COMMUNITIES
    • CSA Update Service

    • General Terms and Conditions
    • Privacy Policy
    • Accessibility
    © 2022 Canadian Standards Association. All rights reserved
    logo close
    Privacy Preference Centre

    Please manage your cookie choices by switching the consent toggles on or off under the Purposes below.

    You may change your preference at any time as described in our Cookie Policy

    • Cookie Settings
    • List of Cookies
    close
      Cookies on CSA Group

      We use Cookies to create a secure and effective website experience for our customers. For more information about Cookies and how you can disable Cookies, visit our privacy policy page. Learn More

      Free Login/Registration Required

      View Access for this document is only available for viewers in Canada.

      A free user account is required to view this document.

      Login or Register