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Heat Pump running costs in comparison to Gas, Oil, LPG and Electricity

 

Heating Swimming Pool Water to 28 Degrees

 

Heating System

Delivered Energy Costs

Cents per Kw/Hr

Efficiency

Actual Cost cents per KW/Hr

 

Enviritech HP W/W Night Rate

8

>600%

1.33

 

Enviritech HP W/W Day Rate

16

>600%

2.66

 

Natural Gas

Condensing Boiler

5.12

80%

90%

6.4

5.7

 

Oil

8.8

75%

11.7

 

LPG

12

80%

15

 

Electricity Night Rate

8

100%

8

 

Electricity Day Rate

16

100%

16

 

Heating Under Floor System to 35 Degrees

 

Heating System

Delivered Energy Costs

Cents per Kw/Hr

Efficiency

Actual Cost cents per KW/Hr

 

Enviritech HP W/W Night Rate

8

570%

1.40

 

Enviritech HP W/W Day Rate

16

570%

2.80

 

Natural Gas

Condensing Boiler

5.12

80%

90%

6.4

5.7

 

Oil

8.8

75%

11.7

 

LPG

12

80%

15

 

Electricity Night Rate

8

100%

8

 

Electricity Day Rate

16

100%

16

 

Heating Radiators to 45 Degrees

Heating System

Delivered Energy Costs

Cents per Kw/Hr

Efficiency

Actual Cost cents per KW/Hr

 

Enviritech HP W/W Night Rate

8

440%

1.82

 

Enviritech HP W/W Day Rate

16

440%

3.63

 

Natural Gas

Condensing Boiler

5.12

80%

90%

6.4

5.7

 

Oil

8.8

75%

11.7

 

LPG

12

80%

15

 

Electricity Night Rate

8

100%

8

 

Electricity Day Rate

16

100%

16

 

 

 

Heating Domestic Hot Water to 50 Degrees

Heating System

Delivered Energy Costs

Cents per Kw/Hr

Efficiency

Actual Cost cents per KW/Hr

 

Enviritech HP W/W Night Rate

8

370%

2.16

 

Enviritech HP W/W Day Rate

16

370%

4.32

 

Natural Gas

Condensing Boiler

5.12

80%

90%

6.4

5.7

 

Oil

8.8

75%

11.7

 

LPG

12

80%

15

 

Electricity Night Rate

8

100%

8

 

Electricity Day Rate

16

100%

16

 

Information correct as supplied by SEI comparison of Energy Costs 01/07/2008. See www.sei.ie

 
 
 
 



 
 
Enviritech Engineering Ltd,
Unit 6, Enterprise & Research Centre, Institute of Technology Carlow, Kilkenny Road, Carlow, Ireland.
Tel: +353 (0)59 9176261 | Fax: +353(0)59 9141349 | Email: info@etech.ie
 
       
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