Summer in Madrid is no joke. The heatwaves that were once the exception are now the usual script for July and August, and while for an individual it means turning on the air conditioning and surviving, for a business it can translate into something much more serious: loss of productivity, chain breakdowns, and, in the worst-case scenario, a temporary closure of activity that no one has in their budget.
If you have an office, a commercial premises, or an industrial warehouse in the capital, there is a list of checks that should be made before the first heatwave arrives. And no, it’s not alarmism: it’s simple business logic. To avoid activity stoppages, many companies opt to hire a comprehensive maintenance service in Madrid that centralises all preventive repairs before the season starts, whether for offices, commercial premises, or industrial warehouses. Much cheaper than improvising when the thermometer approaches 40 degrees.
These are the areas you should not ignore.
Air Conditioning: the system that no one remembers until it fails
Air conditioning is, without a doubt, the absolute star of the business summer. And also the most punished. A system that has been idle for months accumulates dirt, filters become clogged, refrigerant gas may have lost level, and the condensate drains have a lot to tell (and nothing good, generally).
A complete check before June involves:
- Cleaning of filters and indoor and outdoor units
- Checking the refrigerant gas levels
- Reviewing and unblocking condensate drains, which work at full capacity in summer
The fact that usually surprises the most: a well-maintained air conditioning system can reduce electricity consumption by up to 20%, precisely when energy prices are at their highest. And an office without air conditioning can reduce employee productivity by 30%. Simple math.
Electrical Installation: hot spots that no one sees coming
Summer multiplies the electrical consumption of any installation. More air conditioning units running, more hours of use, more load on a network that perhaps hasn’t been checked since it was installed. Hot spots in electrical panels and connections are one of the main causes of breakdowns and fires in commercial installations during the summer months.
A review of the low voltage installation to detect overloads, deteriorated connections, or non-compliant elements is not an expense; it’s an insurance policy. And much cheaper.
Enclosures, Blinds, and Solar Protection
The Madrid sun is relentless with anything that is not prepared to receive it. Blinds, awnings, and enclosures of premises and offices degrade every season, and when the real heat arrives, a closure that doesn’t fit well or a blind that doesn’t lower completely can mean temperature differences of several degrees inside.
The review of carpentry, solar protection systems, and the general condition of the roofs is one of those points that is always postponed and that ends up costing dearly, both in energy consumption and in the comfort of employees and customers.
Plumbing: leaks that no one detects during holidays
August in Madrid has a very specific characteristic: many businesses close or reduce their activity to a minimum. And that silence is the perfect environment for a small plumbing leak to become a major problem when the business reopens in September.
A review of taps, pipes, and drainage systems before the holiday period can prevent very unpleasant surprises upon return.
Lighting and Spaces: two points that are often forgotten
There are two last checks that often get left in the drawer but that also influence the summer equation.
The first: lighting. Old fixtures generate residual heat that, although it seems irrelevant, contributes to raising the interior temperature of offices and premises. Replacing them with low-energy LED systems is an improvement that pays off quickly, especially in spaces with a lot of illuminated surface area.
The second: the general condition of the spaces. Partial renovations, painting work, or the repair of deteriorated areas are usually done in summer when activity is lower. Planning them before the heat arrives, rather than improvising them in the middle of a heatwave, makes a huge difference in timelines, costs, and results.
Fire Protection Systems (PCI): the regulations that don’t take a holiday
The extreme heat of Madrid not only tests air conditioning systems; it also multiplies consumption and the risks of electrical overheating mentioned earlier. Fire Protection Systems (PCI) are those large red elements on the wall that no one wants to use, but that, by law and common sense, must be ready to act in milliseconds.
If we add to this the "August effect", where many offices, premises, and industrial warehouses are left empty or with minimal staff, the risk skyrockets. Having smoke detectors, fire extinguishers, sprinklers, and fire hoses (BIE) checked and certified by an authorised company is vital to ensure that a small short circuit in an empty premises doesn’t escalate beyond a controlled scare.
Outsourcing this review is not just a procedure to comply with strict regulations; it’s ensuring that evacuation and detection systems have your back while you or your employees are on holiday.
The Madrid summer doesn’t give warning
The difference between a company that arrives well at summer and one that suffers usually isn’t in size or budget. It’s whether someone took the time to check the facilities before the thermometer decided to go dramatic.
A well-executed preventive maintenance before June is probably the most profitable investment any business in Madrid can make for the most demanding months of the year.





