Iowa State University
Utility Services
Iowa State University
Business and Finance Division
Facilities Planning and Management

Building Energy Plans

Agronomy Greenhouse

Year Constructed: 1985 / 1999

26,899 Gross Square Feet

First Floor Plan - HVAC

# Exemptions Summer Winter


Unit Service Area Cool Heat System Type Summer Hours Winter Hours
AHU1 Entire Building  Yes    Dual Duct HVAC System   Mon= 7am-6 pm
Tue= 7am-6 pm
Wed= 7am-6 pm
Thu= 7am-6 pm
Fri= 7am-6 pm
Off = Sat
Off = Sun
Off = Holidays 
Mon= 7am-6 pm
Tue= 7am-6 pm
Wed= 7am-6 pm
Thu= 7am-6 pm
Fri= 7am-6 pm
Off = Sat
Off = Sun
Off = Holidays 
Radiators Exterior Walls    Yes  Radiator   Off  Available 24/7 


Unit Service Area Control Strategies
AHU1  Entire Building  Local Thermostat @ 70 degrees. During unoccupied times, the lower limit is 65 degrees and the upper limit is 80 degrees.
Radiators  Exterior Walls  System is energized whenever the outdoor temperature is below 50 degrees


Date Ex Energy Conservation Action(s) Taken
4/13/2006   COMPLETED SPRING 06 BUILDING ENERGY CONSERVATION SETTINGS
7/7/2006   Completed MEA Holiday schedules and reviewed hours of operation
10/30/2006   Reviewed for winter schedule.
5/9/2007   Reviewed for summer schedule.
11/1/2007   Reviewed for winter schedule
5/14/2008   Reviewed for summer schedule.
9/8/2008   Reviewed for winter schedule.
5/11/2009   Reviewed for summer schedule
9/30/2009   Reviewed for winter schedule.
5/10/2010   Reviewed for summer schedule.
6/6/2011   Reviewed for summer schedule 2011.
2/13/2012   Verified 65/80 degree UnOccupiedTemperature Limits
9/28/2012   Reviewed for winter schedule