U.S. Department of Energy - Energy Efficiency and Renewable Energy

Industrial Technologies Program

Industrial Assessment Centers

Assessment #IA0468


Assessment Year 2011
SIC 2952
SIC Description Asphalt Felts And Coatings
NAICS 324122
NAICS Description Asphalt Shingle and Coating Materials Manufacturing
Principal Product Shingles
Sales $ 93,000,000
# of Employees 80
Plant Area (Sq.Ft.) 112,000
Annual Production 1,466,000 Not Available
Production Hrs. Annual 8,736
Location (State) MN
Yearly Energy Cost $ 968,197

Current Energy Usage & Costs

Energy Sources Yearly Usage Yearly Cost Unit Price

Electricity

 9,603,476 kWh $ 466,333 $ 0.049 /kWh

- Demand Charge

 18,192 kW $ 160,732 $ 8.84 /kW

- Electricity Fees

 - $ 50,109 -

Natural Gas

 49,308 MMBtu $ 291,023 $ 5.90 /MMBtu

TOTAL ENERGY

 147,745 MMBtu $ 968,197 $ 6.55 /MMBtu

Recommended Reduction in Usage & Costs

Recommended
Implemented
Energy Sources Yearly Savings Yearly Cost % Saved Unit Price

Electricity

 394,958 kWh
29,653 kWh		 $ 20,737
$ 1,557		 4.45 %
0.33 %		 $ 0.049 /kWh

- Demand Charge

 520 kW
18 kW		 $ 4,609
$ 157		 2.87 %
0.10 %		 $ 8.84 /kW

- Electricity Fees

 - $ 0
$ 0		 0.00 %
0.00 %		 -

Natural Gas

 6,040 MMBtu
2,316 MMBtu		 $ 35,639
$ 13,667		 12.25 %
4.70 %		 $ 5.90 /MMBtu

TOTAL ENERGY

 10,088 MMBtu
2,620 MMBtu		 $ 60,985
$ 15,381		 6.30 %
1.59 %		 $ 6.55 /MMBtu

Recommendations

AR # Description ARC Code Status Cost Savings Payback
(Years)
01 view
details		 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS 2.7142 I $ 361 $ 384 0.94
Energy Sources Yearly Reduction Yearly Savings Unit Price

Electricity

 5,941 kWh $ 312 $ 0.049 /kWh

- Demand Charge

 8 kW $ 72 $ 8.84 /kW

TOTAL ENERGY

 61 MMBtu $ 384 -
02 view
details		 UTILIZE HIGHER EFFICIENCY LAMPS AND/OR BALLASTS 2.7142 N $ 20,588 $ 20,516 1.00
Energy Sources Yearly Reduction Yearly Savings Unit Price

Electricity

 317,116 kWh $ 16,650 $ 0.049 /kWh

- Demand Charge

 436 kW $ 3,866 $ 8.84 /kW

TOTAL ENERGY

 3,250 MMBtu $ 20,516 -
03 view
details		 INSTALL OCCUPANCY SENSORS 2.7135 I $ 240 $ 877 0.27
Energy Sources Yearly Reduction Yearly Savings Unit Price

Electricity

 16,704 kWh $ 877 $ 0.049 /kWh

TOTAL ENERGY

 171 MMBtu $ 877 -
04 view
details		 INCREASE INSULATION THICKNESS 2.2512 I $ 740 $ 1,433 0.52
Energy Sources Yearly Reduction Yearly Savings Unit Price

Natural Gas

 243 MMBtu $ 1,433 $ 5.90 /MMBtu

TOTAL ENERGY

 243 MMBtu $ 1,433 -
05 view
details		 REDUCE THE PRESSURE OF COMPRESSED AIR TO THE MINIMUM REQUIRED 2.4231 I $ 23 $ 453 0.05
Energy Sources Yearly Reduction Yearly Savings Unit Price

Electricity

 7,008 kWh $ 368 $ 0.049 /kWh

- Demand Charge

 10 kW $ 85 $ 8.84 /kW

TOTAL ENERGY

 72 MMBtu $ 453 -
06 view
details		 DIRECT WARMEST AIR TO COMBUSTION INTAKE 2.1213 I $ 150 $ 2,025 0.07
Energy Sources Yearly Reduction Yearly Savings Unit Price

Natural Gas

 343 MMBtu $ 2,025 $ 5.90 /MMBtu

TOTAL ENERGY

 343 MMBtu $ 2,025 -
07 view
details		 USE MOST EFFICIENT TYPE OF ELECTRIC MOTORS 2.4133 N $ 3,625 $ 3,116 1.16
Energy Sources Yearly Reduction Yearly Savings Unit Price

Electricity

 48,189 kWh $ 2,530 $ 0.049 /kWh

- Demand Charge

 66 kW $ 586 $ 8.84 /kW

TOTAL ENERGY

 494 MMBtu $ 3,116 -
08 view
details		 CLOSE HOLES AND OPENINGS IN BUILDING SUCH AS BROKEN WINDOWS 2.7444 N $ 10,000 $ 21,972 0.46
Energy Sources Yearly Reduction Yearly Savings Unit Price

Natural Gas

 3,724 MMBtu $ 21,972 $ 5.90 /MMBtu

TOTAL ENERGY

 3,724 MMBtu $ 21,972 -
09 view
details		 CLOSE HOLES AND OPENINGS IN BUILDING SUCH AS BROKEN WINDOWS 2.7444 I $ 2,436 $ 4,944 0.49
Energy Sources Yearly Reduction Yearly Savings Unit Price

Natural Gas

 838 MMBtu $ 4,944 $ 5.90 /MMBtu

TOTAL ENERGY

 838 MMBtu $ 4,944 -
10 view
details		 ANALYZE FLUE GAS FOR PROPER AIR/FUEL RATIO 2.1233 I $ 1,000 $ 5,265 0.19
Energy Sources Yearly Reduction Yearly Savings Unit Price

Natural Gas

 892 MMBtu $ 5,265 $ 5.90 /MMBtu

TOTAL ENERGY

 892 MMBtu $ 5,265 -