Expected Performance
Retrofits - Uses Your Existing Geyser
| 150 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Hot Water Output Litres at 40℃ (Expected) |
Deemed kWh Output Per day** |
|
150l Retrofit 18 EVT |
R11,779 |
214 |
5.94 |
|
150l Retrofit 24 EVT |
R13,779 |
276 |
7.70 |
| 200 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Hot Water Output Litres at 40℃ (Expected) |
Deemed kWh Output Per day** |
|
200l Retrofit 30 EVT |
R15,939 |
356 |
9.90 |
|
200l Retrofit 36 EVT |
R18,204 |
427 |
11.90 |
| 300 Litres = Your Existing Geyser Of 150l Plus An Extra Geyser Of 150l | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Hot Water Output Litres at 40℃ (Expected) |
Deemed kWh Output Per day** |
|
300l Retrofit 42 EVT |
R23,204 |
499 |
13.80 |
|
300l Retrofit 48 EVT |
R24,824 |
570 |
15.80 |
Notes
* For homes where either orientation or inclination requires more solar collection to compensate for roof direction of low inclination
** Deemed output assumes 20MJ p/d m2 and perfect orientation and inclination
Hot Water Output Litres at 40℃ (at the showerhead) is relevant for calculating the size of system required
Expected Performance
Complete Systems - A New Tank And Solar Split Indirect Pumped System
| 150 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Hot Water Output Litres at 40℃ (Expected) |
Deemed kWh Output Per day** |
|
150l Complete (SIP) 18 EVT |
R16,075 |
214 |
5.94 |
|
150l Complete (SIP) 24 EVT |
R18,075 |
276 |
7.70 |
| 200 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Hot Water Output Litres at 40℃ (Expected) |
Deemed kWh Output Per day** |
|
200l Complete (SIP) 30 EVT |
R22,034 |
345 |
9.60 |
|
200l Complete (SIP) 36 EVT |
R24,141 |
414 |
11.50 |
| 300 Litres = 2 Tanks Of 150l Installed In Series | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Hot Water Output Litres at 40℃ (Expected) |
Deemed kWh Output Per day** |
|
300l Complete (SIP) 42 EVT |
R27,500 |
499 |
13.86 |
|
300l Complete (SIP) 48 EVT |
R29,041 |
570 |
15.80 |
Notes
Deemed output assumes 20MJ p/d m2 and perfect orientation and inclination
Hot Water Output Litres at 40℃ (at the showerhead) is relevant for calculating the size of system required
Payback Points And Expected Savings
Retrofits - Uses Your Existing Geyser
| 150 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Estimated Payback Points in Months |
Estimated 10 Year Rand Savings |
|
150l Retrofit 18 EVT |
R11,779 |
30 |
R86,385 |
|
150l Retrofit 24 EVT |
R13,779 |
27 |
R111,980 |
| 200 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Estimated Payback Points in Months |
Estimated 10 Year Rand Savings |
|
200l Retrofit 30 EVT |
R15,939 |
25 |
R143,796 |
|
200l Retrofit 36 EVT |
R18,204 |
24 |
R173,000 |
| 300 Litres = Your Existing Geyser Of 150l Plus An Extra Geyser Of 150l | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Estimated Payback Points in Months |
Estimated 10 Year Rand Savings |
|
300l Retrofit 42 EVT* |
R23,204 |
25 |
R201,000 |
|
300l Retrofit 48 EVT |
R24,824 |
24 |
R229,000 |
Notes
Payback is calculated on expected saving s per day at R2.10 per kWh plus VAT at 15%
Deemed electricity inflation is calculated at 10% per annum
Projected payback and performance is not guaranteed and may be higher or lower than projected depending on location, orientation, etc
* Assumes new level B efficiency tanks
Payback Points And Expected Savings
Complete Systems - A New Tank And Solar Split Indirect Pumped System
| 150 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Estimated Payback Points in Months |
Estimated 10 Year Rand Savings |
|
150l Complete (SIP) 18 EVT |
R16,075 |
36 |
R86,000 |
|
150l Complete (SIP) 24 EVT |
R18,075 |
33 |
R111,000 |
| 200 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Estimated Payback Points in Months |
Estimated 10 Year Rand Savings |
|
200l Complete (SIP) 30 EVT |
R22,034 |
31 |
R139,000 |
|
200l Complete (SIP) 36 EVT |
R24,141 |
29 |
R167,000 |
| 300 Litres = 2 Tanks Of 150l Installed In Series | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Supply Only (inc VAT) |
Estimated Payback Points in Months |
Estimated 10 Year Rand Savings |
|
300l Complete (SIP) 42 EVT |
R27,500 |
27 |
R201,000 |
|
300l Complete (SIP) 48 EVT |
R29,041 |
26 |
R229,000 |
Notes
Payback is calculated on expected savings per day at R2,15 per kWh plus VAT at 15%
Deemed electricity inflation is calculated at 10% per annum
Projected payback and performance is not guaranteed and may be higher or lower than projected depending on location, orientation, etc
Assumes new level B efficiency tanks
Technical Information
Retrofits - Uses Your Existing Geyser
| 150 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Tank Size (Litres) |
Number of Evacuated Tubes 58mm X 1800 |
SOLAR Collector Size Width X Depth |
|
150l Retrofit 18 EVT |
150 |
18 |
1,6 X 1,9 |
|
150l Retrofit 24 EVT |
150 |
24 |
2,3 X 1,9 |
| 200 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Tank Size (Litres) |
Number of Evacuated Tubes 58mm X 1800 |
SOLAR Collector Size Width X Depth |
|
200l Retrofit 30 EVT |
200 |
30 |
2,7 X 1,9 |
|
200l Retrofit 36 EVT |
200 |
30 |
3,4 X 1,9 |
| 300 Litres = Your Existing Geyser Of 150l Plus An Extra Geyser Of 150l | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Tank Size (Litres) |
Number of Evacuated Tubes 58mm X 1800 |
SOLAR Collector Size Width X Depth |
|
300l Retrofit 42 EVT* |
150 + 150 =300 |
42 |
3,9 X 1,9 |
|
300l Retrofit 48 EVT* |
150 + 150 =300 |
48 |
4,6 X 1,9 |
Notes
All measurements are approximate
Roof loading is approx 34 kG per m2
* Assumes new level B efficiency tanks
Technical Information
Complete Systems - A New Tank And Solar Split Indirect Pumped System
| 150 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Tank Size (Litres) |
Number of Evacuated Tubes 58mm X 1800 |
SOLAR Collector Size Width X Depth |
|
150l Complete (SIP) 18 EVT |
150 |
18 |
1,6 X 1,9 |
|
150l Complete (SIP) 24 EVT |
150 |
24 |
2,3 X 1,9 |
| 200 Litre Geyser Tank Size | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Tank Size (Litres) |
Number of Evacuated Tubes 58mm X 1800 |
SOLAR Collector Size Width X Depth |
|
200l Complete (SIP) 30 EVT |
200 |
30 |
2,7 X 1,9 |
|
200l Complete (SIP) 36 EVT |
200 |
36 |
3,4 X 1,9 |
| 300 Litres = 2 Tanks Of 150l Installed In Series | |||
|---|---|---|---|
|
Description Volume of Tank and Solar Collector |
Tank Size (Litres) |
Number of Evacuated Tubes 58mm X 1800 |
SOLAR Collector Size Width X Depth |
|
300l Complete (SIP) 42 EVT |
150 + 150 =300 |
42 |
3,9 X 1,9 |
|
300l Complete (SIP) 48 EVT |
150 + 150 =300 |
48 |
4,5 X 1,9 |
Notes
All measurements are approximate
Roof loading is approx 34 kG per m2
Assumes new level B efficiency tanks