Choosing the right air conditioner for your office depends on various factors, such as room size, the number of workstations, desired energy efficiency, and the available budget. For most offices, split systems, VRF systems, or modern monoblock air conditioners are the best options, where the capacity must be matched to the square footage and the number of people in the room.

Why does choosing the wrong air conditioner lead to higher energy costs than you think?

An undersized air conditioner runs constantly at full power without reaching the desired temperature, which can lead to 30-50% higher energy costs than necessary. This means you pay hundreds of euros extra every month, while your employees continue to complain about the temperature. The solution lies in correctly calculating the cooling capacity based on room size, sunlight exposure, and heat production from equipment and people.

How does poor air quality affect your team's productivity?

Offices without proper ventilation and climate control can reduce employee productivity by as much as 15% due to headaches, fatigue, and concentration problems. For a company with 10 employees, this can easily cost thousands of euros per year in lost working hours. A modern air conditioner with air filtration and humidity control ensures a healthy indoor climate that improves your team's focus and well-being.

What types of air conditioning are available for offices?

There are various air conditioning systems available for offices, each with specific advantages and disadvantages. The choice depends on the size of your office, the budget, and the desired flexibility.

Split systems They consist of an indoor and an outdoor unit and are ideal for small to medium-sized office spaces. They offer good performance at relatively low costs and are easy to operate.

Multi-split systems use one outdoor unit for multiple indoor units, which saves space on the outside. This type is perfect for offices with multiple rooms that require individual temperature control.

VRF systems (Variable Refrigerant Flow) are advanced systems that are highly energy-efficient and enable precise temperature control per zone. They are ideal for larger office buildings.

Monoblock air conditioners are an innovative solution in which all components are integrated into a single unit. These systems do not require an outdoor unit and only require two holes in the facade for air supply and exhaust.

How do you choose the right air conditioning capacity for your office?

The correct capacity determines whether your air conditioner operates effectively and energy-efficiently. An incorrect calculation leads to uncomfortable temperatures and high energy costs.

Start by calculating the square footage of your office space. As a rule of thumb, you need approximately 100-150 watts of cooling capacity per square meter, depending on various factors.

Calculate the base cooling load: Multiply the square meters by 120 watts for a standard office.
Add up heat sources: Add 100 watts per person and 50-100 watts per computer or other heat-producing device.
Correct for sunlight: Add 10-20% extra capacity with many south- or west-facing windows.
Calculate the total capacity: List all factors and round off to the nearest standard air conditioning capacity.

For a 50-square-meter office with 6 workstations and moderate sunlight, you need approximately 9.000-10.000 BTU (2,6-2,9 kW) of cooling capacity.

What are the costs of an office air conditioner?

The total cost of an office air conditioner consists of purchase costs, installation costs, and operating costs. These vary significantly depending on the type of system and the complexity of the installation.

Purchase costs Split systems start around €800-1.200 for smaller units, while more powerful systems for larger offices can cost €2.000-4.000. VRF systems are more expensive and start around €3.000-5.000 per indoor unit.

Installation costs vary from €400-600 for simple installations to €1.000 or more for complex situations. The costs depend on factors such as the distance between the indoor and outdoor units, the type of wall, and the necessary electrical modifications.

Operational costs include electricity consumption, maintenance, and any repairs. An energy-efficient air conditioner consumes approximately €200-400 in electricity per year with normal use in an office.

For a complete air conditioning installation In an average office, you can count on a total investment of €2.000-3.500, including the device and professional installation.

Which air conditioner is the most energy-efficient for offices?

Energy efficiency is determined by the energy label, the SEER value (Seasonal Energy Efficiency Ratio), and modern technologies such as inverter technology.

Inverter air conditioners are significantly more energy-efficient than traditional on/off systems. They continuously adjust their power to the cooling demand, resulting in up to 40% less energy consumption.

VRF systems belong to the most energy-efficient solutions for offices. They can recover heat between different zones and have SEER values of up to 6,0 or higher.

Monoblock air conditioners With modern inverter technology, they are also very energy-efficient. They reach the desired temperature quickly and then switch to an energy-saving mode.

Choose air conditioners with energy label A++ or higher
Pay attention to SEER values of at least 6,0 for optimal efficiency.
Consider systems with a heat pump function for year-round use.
Ensure good insulation and sun protection to reduce the cooling load.

Smart thermostats and programmable timers also help optimize energy consumption by only running the air conditioning when the office is occupied.

How do you install an air conditioner in an office?

The installation of an office air conditioning system requires careful planning and professional execution to guarantee optimal performance and safety.

Preparation It begins by determining the best locations for the indoor and outdoor units. The indoor unit must be placed centrally in the room, away from direct sunlight and heat sources. The outdoor unit requires adequate ventilation and accessibility for maintenance.

Electrical facilities need to be checked and possibly adjusted. Powerful air conditioners often require a separate circuit with sufficient amperage.

To drill holes Specialized equipment is required for cooling lines and condensate drainage, especially with concrete walls. Professional installers use diamond core drills and dust extraction to prevent damage.

Pipework includes connecting refrigerant lines, electrical wiring, and condensate drainage. All connections must be vacuumed and tested for leaks.

Commissioning and testing all functions ensures that the air conditioning works correctly and is optimally adjusted for your office space.

How De Betonboorder helps with air conditioning installation

We offer specialized installation of monoblock air conditioners without an outdoor unit, perfect for offices where traditional split systems are impractical. Our approach ensures minimal disruption and professional results:

Precision drilling: We drill two perfectly fitting holes in stone or concrete walls with our high-quality diamond core drills.
Clean working method: Always with dust extraction and protection of walls and floors.
Complete service: From advice to installation, including optional condensate drainage.
Fast delivery: Installation within 10 working days after confirmation of the quotation.

Our monoblock air conditioners are ideal for offices in rental properties, listed buildings, or situations where outdoor units are undesirable. Take touch with Contact us for no-obligation advice on the best air conditioning solution for your office.

Which air conditioner is best for an office?