Piping Systems Made in Germany

At VIALLI GmbH, we take pride in delivering top-quality piping systems. Our dedication to excellence is proven by our prestigious certifications and internationally recognized approvals. 

We proudly offer the most affordable German-made PP-R water supply systems, catering to a wide range of applications while upholding the highest quality standards of product quality.

Our comprehensive product range spans pipes, fittings, valves, and protective covers, serving a wide spectrum of building applications, from the primary water line to the final connection point.

VIALLI GmbH is widely recognized for its durable, easily installed, and eco-friendly solutions, serving customers in more than 20 countries.

As pioneers in technology, we specialize in tailoring product options to meet diverse applications and needs.

Why Vialli pipe systems?

  • Minimal thermal expansion
  • Strict hygiene standards compliance
  • Sound and heat insulation
  • Quick and easy installation
  • Wide temperature range
  • Cost-efficient solutions
  • Eco-friendly 
  • Premium Product Range

  • PP-RC,  PP-RC with Fiberglass layer, PP-RC with Aluminum layer, PP-RC with UV coating, PP-RCT, and PEX-a pipes and fittings.




VIALLI products hold the prestigious DVGW and WRAS certifications, alongside numerous internationally recognized approvals, guaranteeing highest quality, safety, and hygiene standards.

Made in Germany

VIALLI PPR piping systems are proudly manufactured in Germany, benefiting from German engineering and craftsmanship. When choosing VIALLI products, you choose reliability, safety, and top-quality solutions for your water supply needs.

Decades of Proven Excellence

VIALLI GmbH consistently delivers excellence in the field of piping systems. Our long-standing commitment to quality, safety, and innovation has made us a trusted name in the industry. This track record of proven excellence is a testament to our dedication to providing reliable solutions for your water supply systems.

Reliable Support and Assistance

Our knowledgeable and dedicated team is here to guide you through every step with reliable support and assistance, from product selection to installation, and beyond. We are committed to providing the comprehensive support you need ensuring the success of your projects and your complete satisfaction.



Projects Completed



International Accreditation



Marketing Outlets



Export to more than 20 countries in the world.



Quality of Products

Quality begins with our choice of premium raw materials and advanced machinery. We employ cutting-edge technology to ensure precision in every pipe and fitting. This yields products that meet the highest industry standards, assuring quality and reliability.


Production Monitoring

Our rigorous quality control processes encompass pre-production dimensional checks through extrusion and injection molding processes, ensuring consistency, safety, and compliance with industry standards, and guaranteeing product reliability.


Quality Assurance

Our commitment to quality assurance is unwavering. Final products undergo additional testing and only items that pass these checks are transferred to the warehouse, ensuring we uphold the highest standards, delivering reliable and top-quality products to our customers.

Advantages of VIALLI Water Supply Piping systems

  • Long-term durability and heat ageing resistant
  • Resistant to corrosion
  • Lightweight material
  • Wide Temperature Range Suitability
  • Resistant to chemical influences
  • Excellent heat and sound insulating properties.
  • Easy to process and weld
  • Resistant to microorganisms
  • Eco-friendly
  • Low Maintenance Requirements.
  • Quick and simple installation.
  • Suitable for very strict hygiene requirements.
  • High cost-efficiency.
  • Low Thermal Expansion.
  • Various options like PP-RC, PP-RCT, PPR-FG, and PPR-A

Our pipes and fittings have been tried and tested for decades in various areas of installation, proving their durability and low-maintenance characteristics.