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Master-Bilt provides walk-in coolers and freezers that meet the U.S. Green Building Council's LEED prescriptives as outlined below.

ITEM

ATTRIBUTE

PRESCRIPTIVE MEASURE

BASELINE FOR
ENERGY COST BUDGET

MASTER-BILT

Envelope Freezer insulation R-46 R-36 YES
Cooler insulation R-36 R-20 YES
Automatic closer doors Yes No YES
High efficiency
low/no heat reach-in doors
40 W/ft. of door frame
(low temperature)

17 W/ft. of door frame (medium temperature)

40 W/ft. of door frame
(low temperature)

17 W/ft. of door frame (medium temperature)

YES

Evaporator

Evaporator fan motor and control Shaded pole and split phase motors are prohibited. Use PSC or EMC motors. Constant speed fan YES*
Hot gas
defrost
No electrical defrosting Electric defrost YES*

Condenser

Air-cooled condenser fan motor and control

Shaded pole and split phase motors are prohibited. Use PSC or EMC motors. Add condenser fan controllers

Cycling one speed fan

YES

Air-cooled condenser design approach

Floating head pressure controls
or ambient subcooling

10° F to 15° F dependent on suction temperature

YES
Lighting Lighting power density
(W/sq. ft.)

0.6 W/sq. ft.

 

0.6 W/sq. ft.

YES

*Master-Bilt meets these Prescriptive Measures with our Master Controller Reverse Cycle Defrost.

Chart data taken from the US Green Building Council’s "LEED 2009 for Retail: New Construction and Major Renovations." Online at www.usgbc.org/ShowFile.aspx?DocumentID=7956.

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