Certified Gas Installation

Gas Installations That Are As Safe As They Are Functional

GAS GEYSER INSTALLATION SPECIALISTS BISHOPS COURT

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Bishopscourt’s larger properties often need more than one geyser to serve the house properly, and Core Gas Installations approaches these jobs as a system design problem rather than a single-unit installation.

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We boast thorough knowledge of geyser installations

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We supply and install gas geysers

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We have qualified staff with a professional attitude

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We offer a complete one-stop solution – full spectrum of plumbing and maintenance services

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We do it all. No job is too big or too small.

Gas Geyser Installation Services in Bishopscourt

A home with several bathrooms, a separate guest wing or staff accommodation, and possibly a pool house or entertainment area needs hot water planned across the whole property, not fitted room by room as issues come up.

We assess each Bishopscourt property individually — mapping bathroom locations, likely simultaneous demand, and the most sensible points to site one or more gas geysers relative to the existing plumbing layout. From there we supply and install units sized to match, complete with all pipework, valves and fittings, carried out by our in-house plumbing team. Where a single large geyser doesn’t make sense for the layout, we can cascade multiple smaller units instead, which is often the more practical solution on a sprawling property.

Every installation is inspected and certified under SANS 10087-1:2024, documentation that Bishopscourt’s insurers typically expect given the value of properties in the area. We also inspect and re-certify existing gas geyser installations, useful for homeowners who’ve bought an established Bishopscourt property and want everything checked independently rather than taking a previous owner’s setup on faith.

Given the scale of some Bishopscourt properties, our maintenance service covers multiple geysers across a single site on one visit, and our leak detection work — using electronic sniffer equipment — is built to trace issues across an extended property rather than assuming a fault is confined to one obvious location. Core Gas Installations can design, install and maintain a gas geyser system suited to a property of any size in Bishopscourt.

On larger Bishopscourt properties, we map every bathroom and likely usage pattern before recommending a system, since getting the cascading arrangement right the first time saves a homeowner from a costly reconfiguration later. Every quote is itemised clearly, covering supply, installation and certification as one package. Core Gas Installations offers a 24-hour emergency line, and through the Core Services Group we can bring in Core Electrical or Core Leak Detection where a Bishopscourt project needs more than one trade on site.

OUR SERVICES

Residential Gas Installations
Design and consulting service

One of our qualified technicians will inspect your premises to determine the most advantageous solution to suit your needs, and consult with you on all of the available options.

Installation and related pipework
Geyser Installation and related pipework

We install gas geysers of every type and size to residential and commercial clients. All Installations include the pipework, as well as all necessary valves and fittings required for a complete working solution.

Plumbing
Plumbing

All related plumbing work will be done by our in-house plumbers in accordance with industry standards. We will ensure that the most effective route to your existing installation is made.

Maintenance and services

Maintenance and services

We offer maintenance and servicing to existing gas installations, ensuring that piping and fittings are in optimal condition.

Inspections and COCs

Inspections and COCs

We conduct inspections on all gas installations and can also issue a Certificate of Compliance (COC) on all existing installations in accordance with SANS regulations.

Leak detection

Leak detection

Using state-of-art sniffer devices, we can detect the smallest of leaks within your gas installation, giving you peace of mind.

GAS GEYSER PRICING GUIDELINE

12 litre
1 shower or bath at a time
Swap from R9 900

New installation from R17 000

Prices incl VAT, as at Oct 2026
16 litre
2 showers or baths at a time
Swap from R11 500

New installation from R18 600

Prices incl VAT, as at Oct 2026
20 litre
3 showers or baths at a time
Swap from R15 000

New installation from R22 000

+ about R1 600 if a plug point is needed. Prices incl VAT, as at Oct 2026
26 litre
4 showers or baths at a time
Swap from R20 300

New installation from R27 500

+ about R1 600 if a plug point is needed. Prices incl VAT, as at Oct 2026

Kitchen only? A small 5 litre geyser: swap from R6 400, new installation from R11 900.

Gas bottle extra: 9 kg from about R900, 19 kg from about R1 500, 48 kg from about R3 200 (gas and cylinder deposit).

Prices include the geyser, installation, travel and VAT; gas bottles are extra. See what is included on our gas geyser installation page.

WHAT DETERMINES THE PRICE OF GAS GEYSERS?

Gas geyser prices in South Africa are affected by the following:

Gas geyser brands (e.g: Dewhot, Kwikot, Atlas, Totai, Bosch, Paloma, etc)
Size of gas geyser (e.g: 6litre, 10litre, 20litre, etc)
Accessibility to the geyser
Labour and materials involved in plumbing

Gas Geyser Vs Electric Geyser: What’s The Difference?

CONSIDERATION

Running Cost

GAS GEYSER

Lower energy cost and only the required amount of water is heated

ELECTRIC GEYSER

Higher running cost and energy to keep water warm all day.

CONSIDERATION: 

Initial Purchase Price

GAS GEYSER

Budget-friendly with a range of options

ELECTRIC GEYSER

Costly if installed according to correct SANS regulations

CONSIDERATION

Heating Time

GAS GEYSER

Water is heated instantly and on demand

ELECTRIC GEYSER

Water takes some time to heat up initially

CONSIDERATION

Reliability

GAS GEYSER

Always available if gas bottles are kept full

ELECTRIC GEYSER

Can’t function during power outages or loadshedding

Approximate Gas And Water Consumption For Gas Geysers

Geyser size (litres a minute): 5 Lt

Showers or baths at the same time

Kitchen only
Gas Consumption LPG (full flame)
0.8kg/hr
Water Flow Max
300lt/hr
Geyser size (litres a minute): 12 Lt

Showers or baths at the same time

1
Gas Consumption LPG (full flame)
1.8kg/hr
Water Flow Max
720lt/hr
Geyser size (litres a minute): 16 Lt

Showers or baths at the same time

2
Gas Consumption LPG (full flame)
2.6kg/hr
Water Flow Max
960lt/hr
Geyser size (litres a minute): 20 Lt

Showers or baths at the same time

3
Gas Consumption LPG (full flame)
2.9kg/hr
Water Flow Max
1 200lt/hr
Geyser size (litres a minute): 26 Lt

Showers or baths at the same time

4
Gas Consumption LPG (full flame)
3.9kg/hr
Water Flow Max
1 560lt/hr
Geyser size (litres a minute) 5 Lt 12 Lt 16 Lt 20 Lt 26 Lt
Showers or baths at the same time Kitchen only 1 2 3 4
Gas Consumption LPG (full flame) 0.8kg/hr 1.8kg/hr 2.6kg/hr 2.9kg/hr 3.9kg/hr
Water Flow Max 300lt/hr 720lt/hr 960lt/hr 1 200lt/hr 1 560lt/hr
About these figures:
"Gas consumption" is the most a geyser burns at full flame, with hot water running at its top flow. A shower burns far less, because the burner turns down to match the flow: about 1.2 kg an hour in winter and 0.8 kg in summer for a 7 litre-a-minute shower, whatever the geyser size.

WHAT IS CASCADING?

Cascading is used to effectively run a household with its multiple requirements.

For example: Use a 6ℓ geyser to run a kitchen, a 10ℓ – 16ℓ for the shower and run both to the bath, giving 18ℓ /min. Fit non-return valves so that the kitchen and shower can only run off their units.

Cascading-diagram
CoreReview
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Konstant van Huyssteen profile picture
Konstant van Huyssteen
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Great communication and great service.
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Muhammad Ali Mo
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Very happy with the service. Came out on the same day and installer even assisted with resolving an issue which would have prevented us from being compliant. Professional and efficient. Highly recommended!
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thesaltroad
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fantastic, efficient, professional and very well priced. great job.
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Wilhelm Wasserman
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From the initial contact the interaction was professional. I received prompt feedback from Helicia at Core Gas Installations. The installation team was on time, professional and their work was neat and tidy. Thank you
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Andy Lawler profile picture
Andy Lawler
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Excellent admin, excellent service and excellent result, thank you
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Ruth Kamanga profile picture
Ruth Kamanga
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Excellent 👌 service highly recommended
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Kumi Visagie profile picture
Kumi Visagie
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Quick turnaround time in response and service. I experienced the team as knowledgeable and thorough.
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Colleen Bradley
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Thank you for such a neat and professional job. Everything is so well organized!
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rowen govender
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Great people ! And great work

OUR CORE COMMITMENT

    Great Service

    Our level of service is unsurpassed in the industry. We thrive on customer referrals and work hard to ensure we are deserving of yours.

      Highest Standard

      We maintain the highest standards, not only in the quality of our work, but in all areas of business including certification, equipment and staff.

        Professional Team

        When it comes to our team, you can rest assured that only highly skilled staff with a professional attitude will be brought to your premises.

          Guaranteed Outcome

          You need the source of your leak found quickly and with the least amount of damage possible. That is the reason you are hiring us and this is what we do.

          Related Services

          Boasting a qualified leak detection team, electricians, and gas installers, we offer our clients a one-stop solution for your core service needs.

          Whether you are a residential, commercial, or industrial client, our complete range of services will have you covered.

          Offered
          core-gas
          Core Gas Installations

          Gas geysers

          Gas fireplaces

          Gas hobs and ovens

          Installation of gas cylinder cages

          General maintenance

          Leak detection

          Services-Offered
          core-leak

          Core Leak Detection

          Pool leak detection and repairs

          Residential and commercial leak detection

          Waterproofing inspections

          CCTV or camera inspections of piping

          Drain cleaning

          Geyser installations

          General plumbing

          Renovations

          Services-Offered
          core-electrical

          Core Electrical Services

          Single / 3-phase installations

          Electrical maintenance

          Fault finding and repairs

          Solar power systems

          DB board upgrades

          Inspections & COC’s