Geyser Installation Prices in South Africa - Gas & Solar

Cost guide summary

Installing a new geyser, whether gas or solar, is a significant home improvement that can vary widely in cost depending on the type, size, and complexity of the installation. This guide aims to provide a transparent overview of what to expect when budgeting for your geyser installation in South Africa.

Written by
Suzette Meyer
Average hourly cost of hiring a plumber in South Africa
R600 – R1,650+ (excluding materials)
low
R400 per hour
average
R600 - R850 per hour
High
R900+ per houe
Call-out fee

A flat fee for coming to your location or onsite inspection to provide a quote, typically charged even if no work is done  

R450 – R750
Emergency fee

An additional charge for urgent call-outs, typically outside of standard scheduling

R600 – R1,300+
After hours charge

Extra fee for work requested outside of normal business hours, including evenings, weekends, or public holidays

1.5× – 2× the normal labour rate
Materials

The typical cost of parts, supplies, or equipment used to complete the job, charged in addition to labour. Varies greatly based on job requirements

~R100 – R15,000+
Labour Cost

The average cost of labour per hour. Pros generally bill per hour for most jobs

R450 – R850 per hour
Disposal / Cleaning

A fee for site clean-up after the work is done, especially if the job creates debris, dust, or waste

~R150 – R600+

Geyser Installation Prices in South Africa - Gas & Solar

Installing a new geyser, whether gas or solar, is a significant home improvement that can vary widely in cost depending on the type, size, and complexity of the installation. This guide aims to provide a transparent overview of what to expect when budgeting for your geyser installation in South Africa.

Understanding Geyser Installation Costs

The cost of installing a geyser in South Africa is influenced by several factors, including the type of geyser (gas or solar), its size, accessibility to the installation area, and any additional plumbing or electrical work required. It's crucial to consider all these elements to get a comprehensive understanding of the potential expense.

Gas Geyser Installation Costs

Gas geysers offer on-demand hot water and can be a great energy-saving alternative. The price of installing a gas geyser generally includes the unit itself and the labour for plumbing and gas line connections.

  • Unit Cost:
    • Small (5L - 12L): R2,000 - R6,000
    • Medium (16L - 20L): R4,500 - R12,500
    • Large (26L - 30L+): R12,000 - R17,500+
  • Installation Cost: The installation of a gas geyser can range from R3,000 to R9,000+, depending on the size of the unit and the complexity of the installation. This typically includes connecting the geyser to the gas supply, installing a flue for ventilation, and ensuring all safety standards are met. If a new gas line needs to be run, this will be an additional cost, potentially ranging from R5,000 to R10,000 depending on the length and complexity.

Solar Geyser Installation Costs

Solar geysers harness the sun's energy to heat water, offering significant long-term savings on electricity bills. Their installation involves both the geyser tank and the solar panels.

  • Full Solar Geyser System (including geyser tank and solar panel):
    • 100L - 150L systems: R12,999 - R20,950
    • 200L systems: R17,300 - R24,950
    • 300L systems: R20,800 - R32,500These prices often include VAT and installation.
  • Solar Geyser Conversion (retrofitting solar panels to an existing electric geyser):
    • 150L conversion: R15,900 - R17,700
    • 200L conversion: R17,300 - R19,500
    • 300L conversion: R20,800 - R25,500These prices typically include the solar panel, a 12V pump, and a GeyserWise controller, with VAT and installation often included.

Factors Affecting Geyser Installation Price in South Africa

Several key factors can influence the final cost of your geyser installation:

  • The Size of the Geyser: Larger geysers generally cost more to purchase and install due to their increased weight and volume, requiring more manpower and potentially specialized equipment for transport and positioning.
  • Access to the Geyser: If the geyser is located in an easily accessible area like a garage or a spacious ceiling, the labour costs will be lower. However, if the installation requires navigating tight spaces, removing ceiling panels, or using safety harnesses, the labour time and thus the cost will increase. Carrying a large geyser up multiple flights of stairs can also incur additional charges.
  • Additional Requirements/Plumbing Work: Changing the type or size of your geyser may necessitate extra work. For instance, upgrading from a 50L electric geyser to a 200L gas or solar geyser might require structural support frames, new pipe runs, or modifications to existing plumbing and electrical connections. If your home doesn't have an existing gas line for a gas geyser, the installation of this line will be a significant additional cost. Similarly, for solar geysers, the placement of solar panels on the roof might require specific mounting or roofing adjustments.
  • Complexity of Gas Line Installation (for gas geysers): If a new gas line needs to be run from the main supply to the geyser's location, this involves additional trenching, piping, and safety checks, increasing the overall cost.
  • Type of Solar Geyser System (for solar geysers): Direct systems (where water circulates directly through the solar collector) and indirect systems (where a heat exchange fluid transfers heat to the water) can have different component costs and installation complexities. Evacuated tube collectors generally offer higher efficiency but can be more expensive than flat plate collectors.

Signs That You May Need A New Geyser

Regular maintenance can extend your geyser's lifespan, but eventually, all geysers need to be replaced. Watch out for these warning signs:

  • Water is Rusty: Visible rust in your hot water often indicates internal tank corrosion, which is irreversible and will eventually lead to leaks.
  • Water Isn't Getting Hot: If your hot water isn't as hot as it used to be, or is completely cold, the heating element (for electric geysers) or the gas/solar system components might be faulty. For older geysers, replacement is often more economical than repair.
  • Leaks: Any sign of water leaking from your geyser, especially from the tank itself, is a serious issue that requires immediate attention and likely indicates a need for replacement. Always double-check if the leak is from fittings or connections before assuming the geyser is condemned.
  • Geyser Age: Most geysers have a lifespan of around 10-15 years. If yours is older than 10 years, it's wise to monitor it closely for any of the above signs and consider proactive replacement.

Cost Summary for Geyser Installation (Gas & Solar) in South Africa

This summary provides estimated ranges, including the unit and installation.

  • Budget Cost (Low End): R5,000 (for a small gas geyser with straightforward installation)
  • Average Cost: R15,000 - R25,000 (for a medium-sized gas geyser with a new gas line, or a 150L-200L solar geyser system)
  • High End Cost: R35,000+ (for a large solar geyser system or a complex gas geyser installation with extensive new gas line work)
  • Cost Range: R5,000 - R35,000+

Understanding Specific Cost Components

  • Call Out Fee: This is a fee charged by plumbers to cover their travel time and initial assessment of the job. It typically ranges from R350 to R650 during standard business hours.
  • Emergency Fee: For urgent geyser issues requiring immediate attention outside of regular hours, an emergency fee applies. This can range from R500 to R1,000 per hour or a higher flat rate for the call-out, often on top of the standard hourly rate.
  • After Hours Rate: If work extends beyond normal business hours (even without being an emergency), plumbers typically charge a higher hourly rate. This can be 1.5 to 2 times their standard hourly rate, ranging from R600 to R1,200 per hour.
  • Cleaning or Disposal Fee: While often integrated into the overall installation cost, sometimes a separate fee might be charged for the disposal of the old geyser and any debris from the installation, especially for large units or complex jobs. This could range from R200 to R500.
  • Typical Materials Cost: For geyser installations, materials include the geyser unit itself, piping (copper or PEX), fittings, valves, pressure release valves, and possibly gas regulators, flues (for gas geysers), or solar panels and mounting kits (for solar geysers). The materials cost can range from 30% to 70% of the total project cost, depending on the complexity and quality of components.
  • Typical Labour Cost: Plumber labour rates in South Africa typically range from R400 to R850 per hour. For geyser installations, which can take several hours to a full day depending on complexity, labour costs can range from R1,500 to R6,000 or more, not including call-out or emergency fees.

Frequently Asked Questions (FAQs)

How long does a geyser installation typically take?
A standard geyser replacement in an easily accessible location can take anywhere from 2 to 4 hours. More complex installations, such as converting from electric to gas or solar, or installing a geyser in a difficult-to-reach area, can take a full day or even longer.

Do I need a Gas Certificate of Conformity (COC) for a gas geyser installation?
Yes, absolutely. For any new gas appliance installation, including gas geysers, it is a legal requirement in South Africa to have a Gas Certificate of Conformity issued by a registered gas installer. This ensures the installation is safe and compliant with regulations.

What's the difference between a direct and indirect solar geyser system, and how does it affect cost?
A direct solar geyser system heats the water directly as it flows through the solar collector panels. An indirect system uses a heat exchange fluid to transfer heat from the collectors to the water in the geyser tank. Indirect systems are generally more expensive due to the additional components (heat exchanger, pump, controller) but are better suited for areas with hard water or freezing temperatures.

Can I install a geyser myself to save on costs?
Geyser installation, especially gas and solar systems, involves working with high-pressure water, gas lines, and potentially electrical components. Incorrect installation can lead to serious safety hazards, property damage, and even void your insurance. It is highly recommended to use a qualified and registered professional.

What impact does load shedding have on gas and solar geysers?
Gas geysers are largely unaffected by load shedding as they don't rely on electricity for heating, only for ignition in some models (battery ignition types are also available). Solar geysers are also excellent during load shedding as they use solar energy. However, some pumped solar systems might require a small amount of electricity for the pump, which can be mitigated with a small battery backup.

Are there any ongoing maintenance costs for gas or solar geysers?
Both types of geysers benefit from regular maintenance. Gas geysers require annual servicing by a qualified gas technician to ensure efficiency and safety. Solar geysers may require cleaning of panels and occasional checks of the system's components. These costs are generally minimal compared to the energy savings.

How much can I save on my electricity bill by switching to a gas or solar geyser?
The savings can be substantial. Gas geysers only heat water on demand, eliminating standby heat losses. Solar geysers can significantly reduce or even eliminate your reliance on electricity for water heating. Actual savings depend on your household's hot water consumption and current electricity tariffs, but many users report significant reductions.

What should I consider when choosing the size of my new geyser?
The size of your geyser should be determined by your household's hot water needs. Factors to consider include the number of people in the household, the number of bathrooms, and your peak hot water usage times. A reputable installer can help you calculate the ideal size for your specific requirements.

Written by
Suzette Meyer
Lead content strategist

Suzette Meyer is the lead author and content creator for Kandua.com, South Africa’s #1 marketplace for home services. Suzette has made it her mission to help homeowners with advice on all aspects of home repair, maintenance and improvement, including how to choose the right Pro and how to make smart upgrades that improve your resale value or save costs.

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