Solar Thermal with Solar Panels? Real Opinions and Keys For Your Home
Combining a heat pump with solar panels can qualify for PRTR grants, income tax deductions and municipal tax reductions. Check amounts and requirements in our heat pump subsidy guide.
Energy Communities in Spain 2026: data, map and examples
Spain had 659 energy communities at the end of 2024, 44% more than the previous year. These are entities where neighbours, SMEs and local authorities produce and share renewable energy collectively, reducing electricity bills by 20% to 60%.
What is a Renewable Energy Community (REC) and how is it different from a CHP?
A REC (Renewable Energy Community) is a legal entity formed by citizens, SMEs and local authorities who join together to produce and consume 100% renewable energy collectively and locally. Its main goal is not profit, but energy savings and environmental benefit for the community.
Physical vs. virtual batteries in industry: which one is best and when
The physical battery stores kWh in a computer and allows you to move energy to evening/night and cut power peaks (backup included). The virtual battery saves €: monetize your surplus on the bill without installing anything. The choice depends on your load curve, peaks and budget; in many cases, the hybrid strategy (physical + virtual) maximizes savings.
Mandatory installation of electric vehicle charging stations by January 2023
Non-residential buildings must be equipped with charging points for electric vehicles.
How to care for an electric car battery
Learn about the measures that should be taken into account to extend the useful life of your electric vehicle.
You can install an EV charger in your communal garage parking space without a vote at the residents’ meeting. Article 17.5 of Spain’s Horizontal Property Law guarantees this right. You only need to notify the building manager in writing 30 days in advance. ITC-BT-52 regulations, free letter template and legal steps updated for 2026.
Real Electric Car Consumption in 2026: kWh/100km and Range
LReal electric car consumption is between 14 and 21 kWh/100 km depending on the model. Real range in 2026 is between 300 and 650 km per charge, around 20% less than the WLTP catalogue figure.
The Esteve-Fernández family opted for solar self-consumption in their high-consumption home. Today, their electricity bill has dropped by 90 %.
The Puig-Mas family was looking for an efficient, sustainable air-conditioning solution that would offer them comfort in all seasons. Today, thanks to aerothermal energy combined with underfloor heating, they have reduced their energy costs by 65% and enjoy a perfect temperature all year round.
The Martí-Clavé couple decided to take advantage of the complete renovation of their apartment to replace the old electric heating system with an efficient and sustainable solution.
The Riera family was looking for a comprehensive solution to eliminate their dependence on gas and electricity from the grid. Today, thanks to a hybrid aerothermal and photovoltaic system, they enjoy bill-free heating, cooling and hot water for most of the year.
What is the maintenance of solar panels?
Residential PV systems have several advantages. Even so, good maintenance is required to avoid sudden inconveniences.
Aerothermal maintenance: keys to an efficient and long-lasting system
The maintenance of the fan heater is simple but essential: filter cleaning, annual professional inspection and control of tanks and circuits. This ensures maximum efficiency, more savings and a useful life of up to 20 years.
Recycling of solar panels in Girona
In Girona, solar panels must be recycled at municipal clean points or through authorized waste management companies. If you replace your installation, the installation company is obliged by law to remove and recycle the old panels. About 90% of the materials (glass, aluminum, silicon and metals) can be recovered and reused.
¿Cuántas veces hay que limpiar las placas solares?
Cleaning solar panels with the right frequency can improve their efficiency by up to 25%. We answer all your questions with practical tips, recommended products and real-life situations depending on the environment.
Taxation of leasing land for solar farms
Renting a plot of land for a solar farm in Girona is taxed as real estate capital if you only lease the land, while if you decide to exploit the plant yourself, the income is considered economic activity. In both cases, you must charge VAT on the invoices and be registered in the census of entrepreneurs, although you will normally
Energy Community Regulations in Spain and Europe
Energy communities in Spain are mainly governed by RD 244/2019 (collective self-consumption) and RD-Law 5/2023 (which introduces the REC and CEC figures). They allow citizens, SMEs and local authorities to produce and share renewable energy collectively with full legal backing.
What to do if the community of neighbors does not allow you to install a charging point?
More and more homeowners are considering installing a charging point in their community garage. However, sometimes doubts or even refusals arise from the neighbors’ community. Can they really prohibit the installation? What does the law say? In Fotovol we explain it to you clearly so you know how to act and do not waste time or money. Can the community
Can you be fined for installing solar panels without permits?
Yes, installing solar panels without requesting a building permit or complying with the regulations can result in fines ranging from 300 € to 6,000 €, in addition to the obligation to dismantle the installation, lose subsidies or not be able to compensate surpluses.
