UL 2523

UL Standard for Safety Solid Fuel-Fired Hydronic Heating Appliances, Water Heaters, And Boilers

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Organization: UL
Publication Date: 22 December 2009
Status: active
Page Count: 125
scope:

These requirements apply to factory built manually and/or automatically fueled solid fuel-fired hydronic heating appliances, water heaters and boilers, as defined in Section 5, Glossary, intended to be fixed non-moveable appliances. 

The appliances are intended to burn solid fuels, such as wood, coal, or any other biomass fuel, as specified by the manufacturer. 

The appliances are provided with an integral chimney and termination or intended for connection to chimneys for residential type and building heating appliances or for building heating appliances in compliance with the Standard for Chimneys, Fireplaces, Vents, and Solid Fuel Burning Appliances, NFPA 211, and intended for installation in compliance with the National Electrical Code, ANSI/NFPA 70; and the International Mechanical Code (ICC), International Residential Code (ICC) and the Uniform Mechanical Code (IAPMO), as applicable.

Document History

UL 2523
December 22, 2009
UL Standard for Safety Solid Fuel-Fired Hydronic Heating Appliances, Water Heaters, And Boilers
These requirements apply to factory built manually and/or automatically fueled solid fuel-fired hydronic heating appliances, water heaters and boilers, as defined in Section 5, Glossary, intended to...
December 22, 2009
UL Standard for Safety Solid Fuel-Fired Hydronic Heating Appliances, Water Heaters, And Boilers
These requirements apply to factory built manually and/or automatically fueled solid fuel-fired hydronic heating appliances, water heaters and boilers, as defined in Section 5, Glossary, intended to...
December 22, 2009
UL Standard for Safety Solid Fuel-Fired Hydronic Heating Appliances, Water Heaters, And Boilers
These requirements apply to factory built manually and/or automatically fueled solid fuel-fired hydronic heating appliances, water heaters and boilers, as defined in Section 5, Glossary, intended to...
December 22, 2009
UL Standard for Safety Solid Fuel-Fired Hydronic Heating Appliances, Water Heaters, And Boilers
These requirements apply to factory built manually and/or automatically fueled solid fuel-fired hydronic heating appliances, water heaters and boilers, as defined in Section 5, Glossary, intended to...
March 17, 2009
OUTLINE OF INVESTIGATION FOR SOLID FUEL-FIRED WATER HEATERS AND BOILERS
A description is not available for this item.
January 10, 2007
OUTLINE OF INVESTIGATION FOR SOLID FUEL-FIRED WATER HEATERS AND BOILERS
A description is not available for this item.

References

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