Facility:

Luther College Baker Village – Decorah, Iowa

33,000-square-foot, two-story student housing complex opened in 1999.

Geothermal heat pump system:

• 72-ton system with one three-ton and two five-ton WaterFurnace units for the commons area. One five-ton unit utilizes a desuperheater.

• 18 three-ton units for two-story apartments and two 2.5-ton units for single-story apartments, all using desuperheater.

Geothermal loop system:

88 vertical closed loops at 150-foot depth.

At a glance:

• Interest in geothermal system initiated by student environmental group.

• Residents like the “clean” no-stack appearance.

• Successful installation led to selection of geothermal for new 180,000-square-foot arts center.

Design:

BWBR – St. Paul, Minnesota

Engineering and installation:

Johnson Electric & Heating – Lime Springs, Iowa

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