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OKGas Heater

OKGas Heater

Always keep your gas installation and equipment OK.


50% discount first year if you contract online

4,17 €/month (VAT included) 8,35 €

Inspection and repair of the gas system and heater

  • Revisions every two years.

  • Unlimited repairs.

  • Cost of the IPO (compulsory periodic inspection) for the gas installation included in the price.

CONTRACTservicio See conditions

OKGas Heater includes the following services:

  • Revision

    Revision of the good condition of your installation and equipment.

  • Free phone

    900 85 86 85
    24 hour attention 365 days.

  • Repairs

    In less than 3 hours.

  • Displacement

    Displacement and 3 hours of manpower per repair included.

What is OKGas Calentador?

OKGas Calentador is the maintenance service and repairs service for Endesa gas installations and heaters.

What does OKGas Calentador include?


The service includes a two-year revision of your gas and heater installation to anticipate possible breakdowns that may increase your energy consumption. OKGas Calentador keeps the installation secure, extends the life of the equipment and reduces the breakdowns to 1/3, optimizing the consumption of gas and, consequently, the amount of your invoice.

Whenever you have any incident, you can contact OKGas Calentador Technical Service and a technician will visit your home in less than 3 hours to repair the breakdown (displacement and the first 3 hours of labour are free). OKGas Calentador customers have a toll-free phone to request assistance, operating 24 hours a day, 365 days a year: 900 85 86 85. The amount of repairs is unlimited.

OKGas Calentador must comply with the current regulations regarding gas installations (R.D. 919/2006) and installations in buildings (R.D. 1027/2007) which require by law a revision of the gas installation and equipment every two years. Furthermore, the OKGas Calentador service includes the cost of compulsory periodic inspection of the required gas installation every 5 years, as long as the gas is contracted with Endesa Energía.

Why am I interested in contracting OKGas Calentador?

Other services only cover the boiler and not the gas installation, or only cover the maintenance and not the repairs. OKGas Calentador takes care of everything.

OKGas Calentador covers the cost of compulsory periodic inspection, valued at approximately €60.

You can pay OKGas Calentador in comfortable instalments on the gas bill and with a 50% discount during the first year.

You have a professional from the Endesa network, backed by rigorous quality controls, who will repair the breakdowns that occur, as well as flexibility when arranging the visit. Furthermore, the amount of repairs is unlimited.

It avoids any cost for displacement and for the first 3 hours of labour of each intervention (parts in charge of the customer, if it is necessary to repair the gas installation or the heater). In rare circumstances, where the repair time exceeds 3 hours, we commit to deliver a free pre-budget.

What makes a household gas installation inspection necessary every two years?

Inspections of the installations mainly prevent possible gas leaks that affect the security of the inhabitants of the dwelling and, in addition, would mean an increase in the consumption of energy and the amount of your gas bills.

What is the inspection held once every two years?

They are preventive visits to check the condition, safety and correct operation of the gas and heater system, according to the provisions of the legal and technical regulations.

The technical visit takes place:

  • Revision of all the elements of the installation (keys, fasteners, pipes, nozzles, ventilation,...).
  • Adjustments necessary to guarantee the safety of the installation and to minimise the gas consumption, faults or future failures of the equipment.
  • Check the water tightness of the gas system.
  • Check and adjust the operation of the equipment.
  • Combustion analysis and delivery of the result.
  • The compulsory periodic inspection of the gas system.
  • Mandatory review by RITE.

What are the most common heater breakdowns?

  • It shuts off and turns on only while it is operating.
  • The flame is small and has a yellow colour.
  • It works correctly for a few minutes and then shuts off and will not turn back on.
  • It does not heat the water properly.
  • When it is working there are small water leaks.

How does Endesa monitor the quality of service?

An exhaustive control of compliance with the quality criteria is carried out, as well as the established service deadlines. In addition, random calls are made regarding the operations carried out, as well as satisfaction surveys, in which Customers regularly give excellent scores above 8 out of 10 points.

How long does the OKGas Calentador discount last?

The 50% discount (when contracting online) on the service fee lasts one year from the contract start date.

How long does the OKGas Calentador contract last?

The contract duration is one year and is automatically extended each year. However, both the Client and Endesa will be able to terminate the contract through written communication with a minimum of one month’s notice before the date of expiration.

How can I subscribe to the service?

Subscribing to OKGas Calentador is very simple. Once you fill out the contract form, the contract will enter into force almost immediately. If the contract was concluded along with the gas supply, the contract of the OKGas Calentador service will not be active until the gas contract is activated after being accepted by the distributor company (approximate period of less than 1 month).

How is the OKGas Calentador service billed?

If you have also contracted the gas supply at Endesa Energía, the OKGas Calentador service will be charged monthly or bimonthly on the gas bill, depending on its billing cycle.

Which ‘Endesa OK’ service is right for me?

  • OKLuz Assist: choose this if you have an electricity contract for your home and you would like a repair and handyman service for your electrical system as well as a repair service for your major electrical appliances and electric hot-water heater.
  • OKLuz Confort: choose this if you have an electricity contract for your home and you would like a maintenance, repair and handyman service for your electrical and air conditioning system as well as a repair service for your major electrical appliances and electric hot-water heater.
  • OKGas: choose this if you have a boiler at home and you would like a maintenance and repair service of the gas, boiler and heating circuit installations.
  • OKGas Calentador: Choose this if you have a heater and want a maintenance and repair service for your gas installation and heater.

Sign up now for OKGas Calentador

If you sign up now for OKGas Heater you may save on your rate


General conditions

By subscribing to this new contract you accept the start of the service contracted during the cancellation period.