Energy and water conservation standards and effective dates.

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§ 431.156 Energy and water conservation standards and effective dates.

(a) Each commercial clothes washer manufactured on or after January 8, 2013, and before January 1, 2018, shall have a modified energy factor no less than and a water factor no greater than:

Expand Table
Equipment class Modified energy factor (MEF),
cu. ft./kWh/cycle
Water factor (WF),
gal./cu. ft./cycle
Top-Loading 1.60 8.5
Front-Loading 2.00 5.5

(b) Each commercial clothes washer manufactured on or after January 1, 2018 shall have a modified energy factor no less than and an integrated water factor no greater than:

Expand Table
Equipment class Modified energy factor (MEFJ2),
cu. ft./kWh/cycle
Integrated Water
factor (IWF),
gal./cu. ft./cycle
Top-Loading 1.35 8.8
Front-Loading 2.00 4.1

[76 FR 69123, Nov. 8, 2011, as amended at 79 FR 74541, Dec. 15, 2014; 81 FR 20529, Apr. 8, 2016]


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