1. Regulations
  2. title 16
  3. chapter I
  4. part 305
  5. appendix AppendixD1

Appendix D1 - Appendix D1 To Part 305—Water Heaters—Gas

Range Information

Capacity
(first hour rating in gallons) 		Range of estimated annual
energy costs
(dollars/year) 		Natural gas
($/year) 		Propane
($/year) 		Low High Low High “Very Small”—less than 18(*)(*)(*)(*) “Low”—18 to 50.9162172(*)(*) “Medium”—51 to 74.9179235361476 “High”—75 and over227336460679

(*) No data.

[88 FR 1136, Jan. 9, 2023]

AUTHORITY: 42 U.S.C. 6294.

SOURCE: 52 FR 46894, Dec. 10, 1987, unless otherwise noted.