
Custom gas turbine compressor wash nozzles: engineered for your needs
12.09.25
ROCHEM Fyrewash Ltd
5-6 Sun Valley Business Park
Winnall Close, Winchester
Hampshire
SO23 0LB
ROCHEM Fyrewash Inc
23707 West Hardy Road
Spring
Texas
77373

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12.09.25
Even if you know that gas turbine compressor cleanliness has a direct impact on performance, understanding how to clean your compressor can prove challenging. Fortunately, specialised simplify the task and help you take care of this vital piece of equipment.
We are leading experts in , designing and making them at our dedicated workshop in Winchester, UK. Our nozzles have been fitted to almost every in operation over the past 40 years. We supply a standard range which complies with major OEMs, and the option to order bespoke nozzles which are perfectly customised to your requirements.
Specialised gas turbine compressor wash nozzles inject atomised cleaning fluid directly into the compressor. This fluid then cleans the internal surfaces of the compressor.
Some models of nozzle can be used when a turbine is either in an on-line or off-line state, reducing the amount of hardware needed.
If you’re responsible for a gas turbine, , reliability, and safety. Gas turbine compressor wash nozzles support all of these goals:
Through normal use, foulants accumulate on compressor blades, compromising the airflow through the compressor and impacting efficiency. This ultimately reduces the output and profit margin as more fuel is required to deliver the same results. By using wash nozzles to regularly clean compressor blades, optimum air flow is restored/maintained.
Unscheduled are extremely costly and best avoided. If compressor blades are left uncleaned, foulants continue to build up, eventually leading to potentially serious damage. Corrosion and erosion of delicate internal parts can require essential emergency repairs which are time consuming and expensive.
Regular cleaning significantly reduces the risk of unscheduled shutdowns, increasing the reliability of your equipment.
Any equipment that functions at extremely high pressures and temperatures poses a potential safety risk. In the same way that compressor nozzles support reliability, they help maintain safe equipment that is less likely to unexpectedly malfunction.
So, no: you do not need gas turbine compressor wash nozzles, but they are an extremely sensible choice if you’re interested in running an efficient, profitable, reliable and safe gas turbine.
At Rochem, we’ve been making gas turbine compressor wash nozzles for over four decades. Our patented technology enables superior cleaning, can be used during both and can replace existing nozzles or be retrofitted by our skilled engineers in most cases.
We craft every one of our dual side spray nozzles using high quality materials at our dedicated workshop in Winchester, England. Before a product leaves the workshop, it is fully tested for correct flow and spray pattern and our advanced software and testing methods ensure optimal results for each individual turbine site.
Clients often approach us with unique requirements, and we happily create bespoke nozzles customised to their specifications. Examples include particular cleaning applications or compliance with brand-new engine designs:
A client approached us requesting a wash nozzle for a steam turbine. While this isn’t a standard application for our products, we rose to the challenge and met the client’s exacting requirements.
This design incorporated exotic materials to cope with operation in hazardous environments.
In this case, the cleaning nozzles needed to be embedded in the FOD screen in front of the compressor, while ensuring no penetration of the nozzle into the airflow.
Whether we provide standard nozzles or a bespoke design, our dedicated team carries out rigorous testing to ensure the highest quality end product.
Our skilled and experienced team of engineers and technicians utilise a range of technology to design and manufacture Rochem nozzles:
We take great pride in our work and status as leaders in our field. We continually seek new ways to deploy the latest design, manufacture and testing technology, ensuring our products are the best on the market.
At Rochem, we specialise in and for gas turbine compressor cleaning, focusing on performance and safety at all times. We hope you’ve enjoyed learning a little more about our wash nozzles and how they could benefit your gas turbine operations.
If you’re interested in boosting the performance of your gas turbine compressor by using or any of our other products, we’re here to help. Backed by unrivalled industry knowledge and experience, our team are happy to answer all your questions and discuss your specific requirements.
Please get in touch to find out more.

Post written by Martin Howarth
An extensive knowledge of mechanical and electrical engineering together with hands on experience with gas turbines provides a bedrock for his work at Rochem.
