OUR PRODUCTS

Keep The Lead Out


Nichols Insert Valve, LLC specializes in stainless steel, lead-free products designed to keep water systems safe and compliant, with

0% lead from the mainline to the backflow preventer. Available in ¾" and 1" sizes, our products are built for durability and efficiency, ensuring water quality you can trust. Each order is packaged with color-coded labels for easy identification and convenience, and most products ship nationwide the next business day. By ordering directly from Nichols Insert Valve, non-taxed entities can enjoy the added benefit of bypassing supply house taxes, making it a cost-effective solution for municipalities, utility companies, and contractors.

Curb Stop with Backflow Preventer
Curb Stop with Backflow Preventer

Curb Stop with Backflow Preventer




The ultimate solution for municipalities seeking a durable, high-performance curb stop that ensures water safety and system efficiency. Designed with cutting-edge features and built to exceed industry standards, this product delivers unmatched reliability and convenience.


  • 100% Stainless Steel, Zero Lead: Built to last and fully compliant with EPA regulations, ensuring safe, clean water from the mainline to the meter.
  • Superior Pressure Ratings: Handles up to 325 PSI for curb stop pressure and 200 PSI for backflow, meeting the demands of high-pressure systems with ease.
  • Integrated Backflow Prevention: Features a stainless steel check valve to prevent contamination and maintain water quality.
  • No System Shutdowns: Replace the check valve effortlessly without disrupting service, saving time and eliminating customer inconvenience.
  • Full Bore Design: Ensures 100% open flow for maximum efficiency with no reduction in water volume.
  • Versatile Fittings: Equipped with compression fittings and water meter couplings for seamless integration into any system.


Corporation Stop

Corporation Stop & Saddle



Streamline your water system installations with the Nichols Corporation Stop and Saddle, the perfect combination of durability, efficiency, and safety. Engineered to deliver exceptional performance, this all-stainless-steel, zero-lead solution ensures compliance with the latest EPA regulations while standing up to the toughest conditions.


  • 100% Stainless Steel, Zero Lead: Provides unmatched corrosion resistance and safety, making it the ideal choice for modern water systems.
  • Superior Pressure Rating: Handles up to 325 PSI, exceeding industry standards and ensuring reliable performance in high-pressure environments.
  • Versatile Compatibility: Available for 6-, 8-, 10-, and 12-inch pipes, making it adaptable to a variety of system sizes.
  • Compression Fitting: Guarantees a secure, leak-proof connection, simplifying installation and minimizing downtime.
  • One-Bolt Saddle Connection: Reduces installation time and complexity, improving efficiency and lowering labor costs.


Curb Stop

Curb Stop


The Nichols Curb Stop is the perfect blend of durability, efficiency, and reliability for modern water systems. Designed with 100% stainless steel construction, this curb stop ensures a zero-lead, corrosion-resistant solution that meets stringent EPA safety standards.



  • All Stainless Steel, Zero Lead: Provides superior longevity and safety, delivering clean, contaminant-free water.
  • Pressure Rated at 325 PSI: Exceeds industry expectations for dependable performance in high-pressure environments.
  • Compression Fitting and Water Meter Coupling: Guarantees a secure, leak-proof connection while simplifying installation.
  • Full Bore Design: Offers 100% open flow, maximizing water volume and system efficiency.


Backflow Preventer
Backflow Preventer

Backflow Preventer with Double Check Valve Assembly




The Nichols Backflow Preventer with Check Valve Assembly is designed to safeguard your water system by preventing contamination and ensuring reliable flow control. Crafted with 100% stainless steel, this assembly offers unparalleled durability and meets AWWA standards for safety and performance.

Key Features:

  • Integrated Backflow Prevention: Keeps contaminants out of the system, protecting your water quality and ensuring compliance with the latest regulations.
  • Vacuum Prevention Flapper: Instantly closes to eliminate vacuum effects and maintain consistent flow.
  • Full-Bore Design: Allows for 100% open flow, reducing pressure drops and improving efficiency.
  • Easy Installation: Comes pre-assembled and ready to install, minimizing labor and reducing installation time.
  • Tested Beyond Industry Standards: Every assembly is pressure-tested at 200 PSI for maximum reliability and performance.

Engineered for excellence, the Backflow Preventer and Check Valve Assembly is a critical component of the Nichols Complete System, providing superior protection and peace of mind for your water system.


Union Assembly

Union Assembly (Repair Coupling)


The ultimate solution for quick, reliable repairs. Built for performance and longevity, this compression-by-compression repair coupling features an all-stainless-steel design that ensures zero lead contamination, keeping your system safe and compliant with the latest EPA regulations.

Key Benefits:

  • 100% Stainless Steel Construction: Durable, corrosion-resistant, and entirely lead-free for superior safety and long-term reliability.
  • High-Pressure Performance: Rated at 325 PSI, exceeding industry standards to handle the toughest conditions with ease.
  • Compression-by-Compression Design: Simplifies installation and ensures a secure, leak-proof connection, saving time and reducing labor costs.


Complete Assembly

Nichols products are thoughtfully packaged with color-coded size labels, making it quick and easy to identify the product you need without opening the box. This streamlined system saves time and ensures efficiency on the job site. Plus, most orders ship the next business day, so you can count on fast delivery to keep your projects moving.

Request A Consultation

Fill in the form below and one of our representative's will contact you soon


Share by: