Calpak closed loop system 300ltr., evacuated tubes

System Description
  • Two 12 Evacuated U tube collectors with high reflection CPC reflector.
  • 1600x1330x100 each, system Net Aperture area 3.92 sqmtr .
  • Borosilicate Glass 3.3
  • Selective sputtered surface treatment
  • 300Ltr Calpak solar ready Enamelled Steel mains pressure cylinder with solar coil.
  • Resol pump & controller station
  • Expansion vessel 18ltr
  • Air vent
  • Glycol 10 ltr
  • 2498 kwhrs saved PA

Savings Estimate

 Years since installation  Price per kilowatt  Total savings
 5  $0.27  $3,484.90
 10  $0.36  $7,479.80
 15  $0.48  $12,826.00
 20  $0.64  $19,980.40
* Based on a starting point of $0.20/kwh, and 6% increase per year (actual average increase is 9.77% PA, so your actual savings will be higher).  Detailed cost/benefit analysis available upon request.

Price: $8,221.82 incl GST

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