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Pressure vessels

Pressure vessels

Codeline is known around the globe as the brand of choice for high-quality pressure vessels for membrane-based water treatment in many different applications.
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Aqualine is a liquid filtration solution of housings & cartridges for superior flow rates,and long-lasting performance of water treatment systems in various industries.
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We help our partners and customers to maximize the operational safety, reliability, availability and performance of water treatment and purification systems.
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  • 14 inch
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  • Dash 1 (1x40")
  • Dash 2 (2x40")
  • Dash 3 (3x40")
  • Dash 4 (4x40")
  • Dash 5 (5x40")
  • Dash 6 (6x40")
  • Dash 7 (7x40")
  • Dash 8 (8x40")


  • 1000 psi
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  • 2.5 inch
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About us

Pentair Codeline  corporate story

Codeline has become the global standard in pressure vessels. It is widely recognized and appreciated for its high-quality products and smart portfolio, which includes game-changing innovations such as the Quick Lock and OCTA. Our superior pressure vessel technology helps our partners and customers to maximize the operational safety, reliability, availability and performance of water treatment and purification systems.

Successful Aquatech

From November 5-8, 2019, Pentair had a successful exhibition at the Aquatech in Amsterdam. During these four days our stand was full of energy and positive business meetings. We highlighted our Codeline pressure vessels and Aqualine liquid filtration solution. We look back on a great Aquatech 2019 which left a very positive impression on all participants and visitors. 

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Phased-out products

Pentair Codeline - Old Products Drawings
In addition to our current product information, we also provide phased-out product information on our website.
Old product names, drawings and the spare parts list are available on one structured webpage and are downloadable as a PDF file.
The phased-out products are divided into 2,5”,  4” and 8”, making it is easy to navigate and easy to quickly find what you need.


Our partners benefit from Pentairs expertise in many different ways. Like joining our live Pentair University training sessions and online webinars, our sales support and access to the online Partner Portal for detailed information about products and services.

We bring water to life!

Pentair logo

As part of its separation into a new pure play water company, a new Pentair website has launched. Please visit the new to learn more about our exciting new company and your favorite brands!