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$39.85/Kit $111.07
You save $71.22 (64%)

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Why you’ll love it

RestaurantSupply.com is your trusted source for 3M water filtration system parts & accessories.

  • Authorized 3M dealer, ensuring genuine commercial restaurant equipment and manufacturer support
  • Fast shipping available on in-stock 3M PRV RETROFIT water filtration system parts & accessories
  • Competitive pricing backed by a 30-day price match guarantee
Additional Question? Ask an Expert

3M PRV RETROFIT PRV RETROFIT 4 Inch Water Filtration Component with John Guest Tubing

3M  |  MFG #: PRV RETROFIT  |  Item #: 458859  |  UPC #: 00016145235955
Item: #458859

Technical details
Manufacturer 3M Purification
Model Number PRV RETROFIT
Manufacturer Part # PRV RETROFIT
Type Pressure Relief Valves
Height 1"
Width 4"
Depth 6"

About this item

Product Details

The 3M PRV RETROFIT (50-91701) 3M™ Water Filtration Products Pressure Relief Valve Retrofit Kit is a component designed for integration with commercial water filtration systems, specifically facilitating pressure regulation and system safety. Developed by 3M Purification, this retrofit kit features a durable pressure relief valve compatible with 3/8" x 1/4" John Guest tubing, enabling precise control within water filtration applications. Its compact design and technical specifications make it suitable for retrofit installations in industrial or commercial settings, ensuring optimal system performance and safety compliance. Constructed with high-quality materials, this component withstands operational stresses while maintaining consistent pressure regulation. Its technical configuration emphasizes ease of installation and maintenance, aligning with critical water safety standards for high-volume foodservice and beverage establishments.

Top 3M PRV RETROFIT (50-91701) Features

The Pressure Relief Valve Retrofit Kit by 3M Purification offers precise pressure regulation with a durable, corrosion-resistant construction suitable for commercial water filtration systems. Its design ensures quick, straightforward installation with compatible 3/8" x 1/4" John Guest fittings for reliable performance. Ideal for retrofit applications, it enhances safety and system longevity by efficiently controlling excess pressure, reducing system failures in high-demand foodservice environments. The kit's compact form factor facilitates integration in confined spaces, supporting continuous water flow and system integrity in commercial kitchens, hospitality, and institutional settings.

  • Functionality: Provides reliable pressure relief in filtration systems
  • Durability: Made from corrosion-resistant materials for long-term use
  • Ease of Maintenance: Simple retrofit installation with standardized fittings
  • Real-World Fit: Suitable for retrofit in commercial water systems
  • Workflow Benefit: Ensures system safety with minimal downtime and easy integration

Suitable for retrofit projects requiring pressure regulation in water filtration applications, ensuring system safety and compliance.

3M PRV RETROFIT (50-91701) Technical Specs

The 3M PRV RETROFIT features a compact, robust construction with dimensions of 4" width, 6" depth, and 1" height, designed for seamless integration into existing water filtration setups. Crafted from durable materials that resist corrosion, it is compatible with 3/8" x 1/4" John Guest tubing, facilitating straightforward installation and maintenance. The unit operates within standard system pressures, providing reliable pressure relief. Its size and design ensure versatility in retrofit scenarios, supporting continuous operation in commercial foodservice environments such as restaurants, cafeterias, and beverage stations. The kit’s overall build emphasizes longevity and consistent performance under moderate workloads, with shipping typically occurring within 2-3 weeks. It is not electrically powered, with no cooling or refrigeration components, and is intended solely as a mechanical pressure regulation device for water systems. The product is non-certificated but constructed to meet standard industrial specifications, with dimensions and materials selected for durability and ease of use in demanding commercial applications.

  • Dimensions: 4" W x 6" D x 1" H for versatile retrofit integration
  • Material: Corrosion-resistant plastics and metals suitable for water systems
  • Compatibility: Fits 3/8" x 1/4" John Guest tubing for reliable connection
  • Operational Environment: Designed for moderate pressure water systems in commercial kitchens
  • Installation: Supports straightforward retrofit with minimal tools required

What is a commercial pressure relief valve retrofit kit

A commercial pressure relief valve retrofit kit is a mechanical device designed to integrate into existing water filtration systems to regulate pressure and prevent system failure. The 3M PRV RETROFIT is a robust component suited for high-demand foodservice applications, compatible with standard 3/8" x 1/4" John Guest fittings, and engineered for durability and ease of maintenance. Installed in water supply lines, it ensures safety and system longevity by venting excess pressure, typically used in restaurants, cafeterias, and industrial kitchen setups. Its precise specifications support continuous operation, making it essential for maintaining optimal water system performance in commercial environments.

Top commercial pressure relief kits for high-volume foodservice

Designed for medium-demand water systems, the 3M PRV RETROFIT (50-91701) by 3M Purification offers high durability, reliable pressure regulation, and simple retrofit installation suitable for commercial kitchens and beverage stations. Built for operational efficiency, it ensures long-term safety and system integrity in high-volume foodservice environments.

  • Retrofit — supports seamless integration into existing water systems
  • Compact footprint — fits into confined kitchen spaces
  • Mechanical regulation — reliable pressure control without power
  • Corrosion resistance — withstands harsh water conditions
  • Foodservice suitability — optimized for restaurant and cafeteria use

Why Choose 3M Purification PRV RETROFIT?

The 3M PRV RETROFIT (50-91701) stands out with its durable, corrosion-resistant construction and straightforward retrofit design, facilitating effortless integration into existing commercial water systems. Its compact, reliable form enhances safety and reduces downtime in foodservice operations, making it a preferred choice for consistent pressure regulation in demanding environments.

  • Self-contained design for reliable pressure relief
  • Compact footprint suited for tight retrofit spaces
  • Built from high-quality, corrosion-resistant materials
  • Supports continuous operation with minimal maintenance
  • Designed for quick installation in commercial water systems

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3M Purification

3M PRV RETROFIT PRV RETROFIT 4 Inch Water Filtration Component with John Guest Tubing

$39.85 $111.07

3M Purification, PRV RETROFIT, (50-91701) 3M™ Water Filtration Products Pressure Relief Valve Retrofit Kit, 3/8" x 1/4" John Guest, with 3/8" tubing