[Code of Federal Regulations]
[Title 10, Volume 3]
[Revised as of January 1, 2006]
From the U.S. Government Printing Office via GPO Access
[CITE: 10CFR431.87]

[Page 421]
 
                            TITLE 10--ENERGY
 
                    CHAPTER II--DEPARTMENT OF ENERGY
 
PART 431_ENERGY EFFICIENCY PROGRAM FOR CERTAIN COMMERCIAL AND INDUSTRIAL 
EQUIPMENT--Table of Contents
 
                  Subpart E_Commercial Packaged Boilers
 
Sec. 431.87  Energy conservation standards and their effective dates.

    Each manufacturer of a commercial packaged boiler manufactured on or 
after January 1, 1994, must meet the following energy efficiency 
standard levels:
    (a) For a gas-fired packaged boiler with a capacity (rated maximum 
input) of 300,000 Btu/hr or more, the combustion efficiency at the 
maximum rated capacity must be not less than 80 percent.
    (b) For an oil-fired packaged boiler with a capacity (rated maximum 
input) of 300,000 Btu/hr or more, the combustion efficiency at the 
maximum rated capacity must be not less than 83 percent.