• Codes
  • Features

    Features Overview

    Go to features
    Reference

    Reference.

    A reliable and up-to-date source of codes.
    Research

    Research.

    Rapidly and efficiently calculate project parameters.
    Collaboration

    Collaboration.

    Get everyone on the same page and streamline code research.
    Workflows
    Architects General Contractor Building Official & Plans Examiner Inspectors Owner Subcontractors Code Consultants
  • Pricing
  • Login
  • Sign Up
Sign Up
Login
  • Code Library
  • Features
  • Pricing
  • About
  • Careers
  • Help
  • Contact
  • Terms
  • Privacy
Sign Up
Upgrade to Premium
Code calculators: Code Calculators automatically generates a detailed list of requirements.
REFERENCE
Amendment Styling
Industry-leading search
Suggested code sections
Code diagrams
RESEARCH
Code calculators
Filter by topic
Code compare
Code sheet exports
COLLABORATION
Team projects
Bookmarks
Comments
START 2 WEEK FREE TRIAL
Have an account? Sign in
// CODE SNIPPET

1207.0 Heating Appliances and Equipment

California Mechanical Code 2019 > 12 Hydronics > 1207.0 Heating Appliances and Equipment
JUMP TO FULL CODE CHAPTER

1207.1 General

Heating appliances, equipment, safety and operational controls shall be listed for its intended use in a hydronic heating system and installed in accordance with the manufacturer's installation instructions.

1207.2 Boilers

Boilers and their control systems shall comply with Section 1002.0.

1207.2.1 Condensing Boilers

A condensing boiler, in which the heat exchanger and venting system are designed to operate with condensing flue gases, shall be permitted to be connected directly to the panel heating system without a protective mixing device.

1207.2.2 Noncondensing Boilers

Where the heat exchanger and venting system are not designed to operate with condensed flue gases, the boiler shall be permitted to connect directly to the panel heating system where protected from flue gas condensation. The operating temperature of the boiler shall be more than the fluid temperature in accordance with the manufacturer's instructions.

1207.3 Dual-Purpose Water Heaters

Water heaters used for combined space- and water-heating applications shall be in accordance with the standards referenced in Table 1203.2, and shall be installed in accordance with the manufacturer's installation instructions. Water used as the heat transfer fluid in the hydronic heating system shall be isolated from the potable water supply and distribution in accordance with Section 312.1, Section 1202.0, and Section 1218.0.

1207.3.1 Temperature Limitations

Where a combined space- and water-heating application requires water for space heating at temperatures exceeding 140°F (60°C), a thermostatic mixing valve that is in accordance with ASSE 1017 shall be installed to temper the water supplied to the potable water distribution system to a temperature of 140°F (60°C) or less.

1207.4 Solar Heat Collector Systems

Solar water heating systems used in hydronic panel radiant heating systems shall be installed in accordance with the Uniform Solar Energy Code and Hydronics Code (USEHC).

Related Code Sections


1207.0 Hydronics, Heating Appliances and Equipment
Heating appliances, equipment, safety and operational controls shall be listed for its intended use in a hydronic heating system and installed ...
California Mechanical Code 2016 > 12 Hydronics > 1207.0 Heating Appliances and Equipment
1207.0 Hydronics, Heating Appliances and Equipment
Heating appliances, equipment, safety and operational controls shall be listed for its intended use in a hydronic heating system and installed ...
California Mechanical Code 2019 > 12 Hydronics > 1207.0 Heating Appliances and Equipment
1207.2 Hydronics, Boilers
A condensing boiler, in which the heat exchanger and venting system are designed to operate with condensing flue gases, shall ...
California Mechanical Code 2019 > 12 Hydronics > 1207.0 Heating Appliances and Equipment > 1207.2 Boilers
1207.3 Hydronics, Dual-Purpose Water Heaters
Water heaters used for combined space- and water-heating applications shall be in accordance with the standards referenced in Table 1203.2, and shall ...
California Mechanical Code 2016 > 12 Hydronics > 1207.0 Heating Appliances and Equipment > 1207.3 Dual-Purpose Water Heaters
1207.3 Hydronics, Dual-Purpose Water Heaters
Water heaters used for combined space- and water-heating applications shall be in accordance with the standards referenced in Table 1203.2, and shall ...
California Mechanical Code 2019 > 12 Hydronics > 1207.0 Heating Appliances and Equipment > 1207.3 Dual-Purpose Water Heaters
Help Contact Us Privacy Terms
Code diagrams
Code diagrams
Unpack the code through illustrations and descriptions.
Code sheet exports
Code sheet exports
Generate a code sheet that integrates with your drawing set.
View thousands of relevant UL Certified products and assemblies that help achieve code compliance
View thousands of relevant UL Certified products and assemblies that help achieve code compliance
Access to UL product and system certification information.
Shared projects
Shared projects
Projects provide a dedicated space to collaborate on code research.
Code Compare
Code Compare
Highlight differences between any two building codes.
Code Calculators
Code Calculators
Code calculators automatically generate a detailed list of requirements.
Search
Search
Don't miss relevant code. Quickly locate sections across your jurisdiction.
UpCodes Premium
Leverage the most sophisticated code compliance platform.
TRY FREE FOR TWO WEEKS VISIT PRICING
Join the waitlist
We are looking to gauge the level of interest in linking UL product and system certification information alongside related code sections.

Let us know your email and we’ll ping you once it’s ready! Learn more.

Thank you for your interest!

If you’re open to it, we would love to jump on the phone to make sure we’re building this in the best way possible for your workflow. Any insight or advice would be greatly appreciated. We’ve sent you an email with a calendar link to book at time with us.


Cancel
Get Early Access
UpCodes Premium
Leverage the full code compliance platform.
START 2 WEEK FREE TRIAL LEARN MORE