
MDP™ Performance Non-Return Valve
- Lowest pressure drop design
- Universal polymer compatibility
- 6-7 years extended service life

Patent Protected
Industry Proven
Premium PVC non-return valves engineered for injection molding applications. Our patented MDP™ Performance Non-Return Valve features the lowest pressure drop design in the industry, compatible with all polymer types and delivering 6-7 years extended service life with tungsten carbide construction.

How much does a non-return valve cost?
Pricing varies based on size and specifications. Contact us for custom quotes tailored to your application requirements.
Can a PVC NRV prevent backflow?
What is the lifespan of an NRV valve?
What sizes are available for PVC non-return valves?
Are these valves compatible with medical applications?
Do you offer technical support for installation?
What warranty is included with the valves?
Talk to our experts for custom solutions and tailored guidance.

Precision molding for plastic automotive components with consistent quality and performance

Sterile plastic components production with precision molding for medical applications

High-quality plastic housing components for electronic devices and consumer products

Extrusion and injection molding equipment for various industrial plastic manufacturing needs
Talk to our experts for custom solutions and tailored guidance.



Industry-leading patented low pressure drop design with 8 patents and cutting-edge technology for superior performance and efficiency.
6-7 years extended wear life with tungsten carbide construction and tool steel materials for maximum durability and cost-effectiveness.
Works with all polymer types from CPVC to LCP, filled and unfilled materials, providing versatile solutions for any application.
Submit your specifications for personalized quotes. Our technical experts will respond with competitive pricing and application guidance.
For immediate assistance, feel free to give us a direct call at 3304825100 You can also send us a quick email at info@mdplastics.com
For immediate assistance, feel free to give us a direct call at 3304825100 You can also send us a quick email at info@mdplastics.com