Yes, free and with no obligation. A prior visit for diagnosis and a proposal. If you don't accept, you pay nothing. Call us, message us on WhatsApp, or request your quote online — we'll reply in under 10 minutes during business hours. The typical problem occurs when you turn on the boiler or underfloor heating after eight months of disuse, and it doesn't respond. The pump has seized, the expansion vessel has lost pressure, the thermostat has become misconfigured. We see this every November.

Boiler maintenance is carried out by the same technician who would handle a serious breakdown. This means they know the system intimately. The difference compared to a one-off service arranged through an insurance company is noticeable in the appliance's lifespan. A well-maintained boiler can last 18-20 years. A poorly maintained one might break down after 8. Annual gas boiler maintenance costs between €90 and €130, including certification. Simple breakdown repairs (sensor, valve, pressure switch) range from €80-€180 plus parts. A full replacement of a natural gas boiler with a condensing model costs €1,400, including installation, depending on the brand and power rating. Installation, replacement, and repair of natural gas, propane, and butane boilers. Electric boilers and water heaters when there's no gas connection. New radiators, replacement, bleeding, and repair of leaks in valves. Electric and water underfloor heating for complete renovations, which is increasingly popular in new builds on the Costa Blanca for comfort and efficiency.

A condensing boiler installed costs around €400, depending on the brand, power rating, and necessary work. The replacement cost is usually recovered through gas savings within 4-6 years. Electric underfloor heating for a 90 m² home is approximately €4,000 with thermostats per zone. Replacing individual radiators costs €80-€180 each, depending on size and model. A programmable thermostat with installation ranges from €120-€280, depending on the brand. Boilers \\ Installation and repair of gas and electric boilers. Radiators \\ Replacement, bleeding, and repair of radiators. Underfloor heating \\ Electric and water underfloor heating for renovations. Heating repairs \\ Heating breakdown repairs for any brand. Heating maintenance \\ Mandatory annual maintenance and certification. Thermostats \\ Programmable and mobile-connected thermostats.

The price for aerothermal systems in Can Llong typically ranges between €188 and €2,240. The final amount depends on the property's condition, materials used, and labour time. We always provide a fixed quote before starting. The diagnostic visit has a fixed cost, which is communicated before you accept the service, with no subsequent variations. If you decide to proceed with the repair, this amount is deducted from the final quote, which you always receive in writing and itemised before work begins. Call us, message us on WhatsApp, or request your quote online — we'll reply in under 10 minutes during business hours.