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Germany is one of Europe’s most important markets for industrial cooling systems, process cooling, HVAC, power generation, and energy-efficient water management. As cooling tower performance becomes increasingly important, high-quality cooling tower fill is essential for improving heat transfer, reducing energy consumption, and maintaining reliable operation.
Cooling tower fill, also called cooling tower fill media, provides a large contact area between water and air. Depending on the tower design and water quality, manufacturers may offer PVC film fill, PP splash fill, crossflow fill, counterflow fill, trickle fill, and other specialized fill media.
In this article, we introduce 10 notable cooling tower fill manufacturers and suppliers serving the German market, focusing on their product capabilities, technical strengths, and typical applications.
Cooling tower fill is one of the most important internal components of a wet cooling tower. Its primary function is to increase the contact area between circulating water and air.
When hot water enters a cooling tower, it is distributed over the fill media. The fill creates a large surface area that allows water to form thin films or small droplets.
As air passes through the fill, part of the water evaporates. This evaporation removes heat from the circulating water and lowers its temperature.
High-performance fill media can help:
Increase heat and mass transfer
Improve cooling tower thermal efficiency
Reduce required tower volume
Optimize airflow and pressure drop
Reduce operating costs
Improve cooling capacity
Support long-term tower performance
For this reason, choosing the right cooling tower fill manufacturer is critical for both new cooling towers and replacement projects.
The following companies represent important manufacturers, engineering companies, component suppliers, and cooling technology providers associated with cooling tower fill and related systems in Germany.
Power Tower Cooling Technology is a Chinese manufacturer specializing in cooling tower components and replacement parts, including various types of cooling tower fill media.
The company provides cooling tower fills for different tower configurations and applications and serves international markets, including customers looking for replacement components for industrial cooling towers.
PVC cooling tower fill
UPVC cooling tower fill
Cross-flow fill
Counter-flow fill
S-wave fill
Round cooling tower fill
Splash fill
Wastewater cooling tower fill
The company's product range includes fill solutions associated with brands and tower configurations such as Liangchi, Lanxun, Spindle, Ebara, and Kingsun.
E+S Planbau is a German cooling tower engineering and component supplier. Its product portfolio includes cooling tower fills, drift eliminators, water distribution systems, and spray components.
The company supplies cooling fills for different operating conditions, including:
PVC film cooling fill
PP film cooling fill
Stainless steel cooling fill
Customized cooling components
Stainless steel cooling fill can be considered when cooling water contains significant contamination or when higher mechanical and chemical resistance is required.
E+S Planbau can combine fill selection with water distribution and drift elimination systems, allowing customers to consider the entire cooling tower internal system rather than the fill alone.
CTS Cooling Tower Solutions manufactures cooling tower components in Germany. Its manufacturing facility near Chemnitz produces cooling fills, droplet absorbers, water distribution systems, nozzles, air inlet louvers, fan stacks, and other components.
CTS manufactures patented cooling fills including:
CS 20
CS 30
FB 20
FC 18
The company also produces project-specific plastic fill packs for wastewater applications.
CTS combines thermoforming manufacturing with cooling tower engineering and project support. This makes it suitable for customers requiring customized cooling tower components.
VFF is a long-established German manufacturer specializing in tower packing and column internals. According to the company, it has been developing and manufacturing fill products in Germany since 1967 and supplies products worldwide.
VFF's product portfolio includes:
Plastic tower packing
Structured packing
Ceramic packing
Metal packing
Inert media
Demisters
Column internals
VFF products are particularly relevant to mass transfer and heat transfer applications in chemical, petrochemical, environmental, and industrial processes.
VFF is more strongly associated with tower packing and process equipment than conventional HVAC cooling tower PVC fill. However, its expertise in heat and mass transfer makes it a relevant German supplier when researching specialized tower fill solutions.
WaluTech is a German supplier specializing in plastic fill bodies and drift eliminators for cooling towers. Its product range includes film-type fill, trickle fill, and other plastic cooling components.
WaluTech offers products such as:
VC-25 fill
CF 315/615
VF 323/623
NC 20
Plastic cooling tower fill
Drift eliminators
Plastic fill bodies
Its product portfolio is focused on plastic cooling tower internals, making it relevant for replacement and retrofit projects.
ENEXIO has a long history in industrial, process, and power plant cooling. The company provides wet cooling tower systems, components, spare parts, and cooling tower fills.
ENEXIO's wet cooling portfolio includes:
Film fills
Splash fills
Trickle fills
Drift eliminators
Spray nozzles
Its cooling tower components are designed for industrial and power-generation applications.
ENEXIO offers cross-fluted film fill for efficient heat and mass transfer and modular splash fill for applications involving poorer water quality or higher suspended solids.
ENEXIO is particularly relevant for:
Power plants
Industrial cooling
Process cooling
Large cooling towers
Water-intensive industrial applications
SPX Cooling Technologies is a major international cooling tower manufacturer and supplies Marley-branded cooling tower components, including a broad range of cooling tower fill products.
Marley fill products include:
MX crossflow film fill
MVC20 counterflow film fill
Omega crossflow splash fill
Mesa crossflow splash fill
MBX EZ Pack fill
Other replacement fill systems
For example, Marley MX fill uses a hanging-film configuration to create a large water-to-air contact surface, while Omega and Mesa are splash-fill solutions for crossflow towers.
Marley has extensive experience in cooling tower design and replacement components. Its fill products are suitable for HVAC, industrial cooling, and large-scale process applications.
Munters is a global provider of climate control and evaporative cooling technologies with operations in Germany. Its German organization includes engineering, service, and manufacturing capabilities.
Munters offers evaporative cooling media and tower internals for various cooling applications, including products such as:
CELdek
GLASdek GX40
TURBOdek
Support plates
Tower internals
Its cooling portfolio covers industrial cooling, data centers, electronics, food processing, power, and other applications.
Munters is particularly interesting for projects involving:
Evaporative cooling
Industrial climate control
Data center cooling
Energy-efficient cooling systems
GOHL-KTK is associated with German cooling and recooling technology. The company focuses on cooling systems, recoolers, and related equipment.
Depending on project requirements, cooling systems may incorporate:
Cooling fill
Water distribution systems
Drift eliminators
Spray systems
Recooling equipment
For customers looking for a complete cooling system rather than only replacement fill sheets, a cooling technology provider such as GOHL-KTK can be useful.
M-CTI is a German cooling tower engineering company serving industrial cooling applications. Its capabilities include cooling tower design, maintenance, modification, and replacement components.
Cooling tower projects may involve:
Counterflow film fill
Crossflow film fill
Splash fill
Fill replacement
Water distribution components
Cooling tower refurbishment
For large industrial towers, simply purchasing PVC fill is not always enough. A supplier with cooling tower engineering experience can evaluate:
Heat load
Water flow
Airflow
Fill height
Fill type
Water quality
Pressure drop
Existing tower dimensions
This can result in a more reliable replacement solution.
Choosing a cooling tower fill supplier requires more than comparing prices.
Common materials include:
PVC is widely used because it offers good thermal performance, chemical resistance, and cost efficiency.
PP generally provides better temperature resistance than standard PVC and can be suitable for more demanding applications.
Film fill creates a thin layer of water over a large surface area.
Advantages include:
High heat transfer efficiency
Large specific surface area
Compact tower design
Suitable for relatively clean water
Splash fill breaks water into droplets as the water falls through the fill.
Advantages include:
Better fouling resistance
Suitable for dirty water
Good performance with high suspended solids
Easier cleaning in many applications
There is no universal answer.
Film fill is usually preferred when high thermal efficiency and clean water are priorities, while splash fill is often more suitable for poor-quality or contaminated cooling water.
Water quality should be one of the first factors considered.
High levels of:
Suspended solids
Biological growth
Oil
Calcium
Silica
Organic contaminants
can cause fill fouling and reduce cooling performance.
Proper water treatment can significantly extend the service life of cooling tower fill media.
Different plastic materials have different temperature limits.
Before ordering fill, confirm:
Normal operating temperature
Maximum operating temperature
Water chemistry
UV exposure
Fire-performance requirements
The fill must match the tower design.
Important parameters include:
Counterflow or crossflow
Fill height
Fill block dimensions
Airflow direction
Water loading
Tower cell dimensions
For replacement projects, custom-sized PVC fills or PP fills can often be manufactured according to the existing tower dimensions.
| Feature | PVC Fill | PP Fill |
|---|---|---|
| Cost | Generally lower | Generally higher |
| Thermal performance | Excellent | Excellent |
| Temperature resistance | Good | Very good |
| Chemical resistance | Good | Excellent |
| Common applications | HVAC and industrial cooling | Industrial and higher-temperature applications |
| Processing | Thermoforming | Thermoforming/injection molding |
| Availability | Very high | High |
The best choice depends on the operating temperature, water chemistry, tower design, and project budget.
Replacing old fill can restore cooling tower performance without replacing the entire tower.
Common warning signs include:
Increased outlet water temperature
Reduced cooling capacity
High pressure drop
Cracked or deformed fill sheets
Heavy scaling
Biological fouling
Broken fill packs
Uneven water distribution
Increased fan power consumption
A properly selected replacement fill can help:
Restore thermal performance
Improve water distribution
Reduce maintenance requirements
Extend cooling tower service life
Improve energy efficiency
Avoid complete tower replacement
The price of cooling tower fill depends on several factors.
These include:
Fill material
Fill type
Fill thickness
Fill dimensions
Quantity
Packing method
Shipping distance
Customization
Installation requirements
Large industrial projects normally require a detailed quotation based on tower drawings and operating conditions.
Germany has a strong industrial base and significant demand for efficient cooling technologies.
Cooling tower fill is used in:
Chemical plants
Power plants
Steel plants
Manufacturing facilities
Food processing plants
Data centers
HVAC systems
Wastewater treatment
District cooling
Process cooling
Germany's emphasis on energy efficiency and industrial reliability also increases demand for high-performance cooling tower components.
When searching for a cooling tower fill manufacturer in Germany, buyers should distinguish between a manufacturer, an engineering company, and a distributor.
A manufacturer produces the fill itself and may provide:
Custom dimensions
Material selection
Technical drawings
OEM replacement
Large-volume production
An engineering company can provide:
Thermal calculations
Cooling tower design
Fill selection
Installation
Maintenance
Complete retrofit solutions
A distributor can be useful when the project requires:
Small quantities
Fast delivery
Standard replacement parts
Local technical support
For large cooling tower projects, working directly with a manufacturer or experienced engineering company can often simplify technical communication.
Germany has a strong ecosystem of cooling tower manufacturers, component suppliers, engineering companies, and tower packing specialists. Companies such as HEWITECH, E+S Planbau, CTS Cooling Tower Solutions, VFF, WaluTech, ENEXIO, SPX/Marley, Munters, GOHL-KTK, and M-CTI offer different levels of cooling tower fill, components, engineering, and replacement services.
When selecting a supplier, buyers should focus on more than the initial price. The most important factors include fill material, fill type, water quality, thermal performance, operating temperature, pressure drop, tower configuration, service life, and replacement compatibility.
For standard HVAC applications, PVC cooling tower fill is often a practical choice. For higher-temperature or chemically demanding environments, PP cooling tower fill may provide additional durability. For dirty water with high suspended solids, splash fill can be a better option than conventional film fill.
Choosing the right cooling tower fill can improve heat transfer, reduce operating costs, and extend the service life of the entire cooling tower system.
