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  3. CMI 847877012923

CMI Pex Tankless Water Heater Isolation Service Valve 847877012923 3/4 Pressure

Cmi 847877012923 3/4 Inch Pex B Tankless Water Heater Isolation Service Valve With Pressure Rel

( Brand: Cmi ), ( Part Type: Water Pressure Heater Valve ), ( Included Components: 3/4 In. Pex B Tankless Water Heater Valves Installation Kit ), ( Model Name: 3/4 In Pex B Tankless Water Heater Valves Installation Kit ), ( Specification Met: Nsf/ansi 372, Upc ), ( Outlet Connection Type: Pex ), ( Outlet Connection Size: 0.75 ), ( Maximum Operating Pressure: 125.0 ), ( Inlet Connection Type: Threaded ), ( Valve Type: Gate Valve ), ( Color: Bronze/copper ), ( Exterior Finish: Brass ), ( Unit Count: 1.0 ), ( UPC: 847877012923 ), ( Package Dimensions Lxwxh: 8.5x8.31x5.0 Inches ), ( Weight: 3.7 Pounds )

Review CMI 3/4 Inch Pex Tankless Water Heater Isolation Service Valve Pressure Rel

Introducing the CMI 847877012923 3/4 Inch PEX Tankless Water Heater Isolation Service Valve, a crucial component for ensuring the efficient and safe operation of your tankless water heating system. This valve is specifically designed to provide isolation and control over the water supply to your tankless water heater, allowing for easy maintenance and repair work.

The CMI isolation service valve is constructed from high-quality brass material, ensuring durability and resistance to corrosion. It features a polished brass finish that not only looks great but also provides an additional layer of protection against the elements. The valve body is equipped with a 3/4 inch PEX inlet and outlet connection, making it compatible with the standard plumbing connections used in most tankless water heating systems.

One of the standout features of this valve is its ability to provide isolation. The valve comes with two separate handles, allowing you to shut off the water supply to the tankless water heater independently of the main water line. This feature is essential for performing repairs or maintenance on the water heater without disrupting the water supply to the rest of your home.

Another essential feature of the CMI isolation service valve is its pressure rating. The valve is rated for a working pressure of 150 PSI, making it suitable for use in high-pressure water heating systems. The valve also features a pressure relief port, which releases excess pressure if the water temperature or pressure becomes too high, ensuring the safety of your water heating system.

In summary, the CMI 847877012923 3/4 Inch PEX Tankless Water Heater Isolation Service Valve is an essential component for any tankless water heating system. It offers the benefits of easy isolation and control over the water supply, durability, and compatibility with standard PEX plumbing connections. Its high-pressure rating and pressure relief port ensure the safety and efficient operation of your water heating system.

Is it Worth Buying a CMI 847877012923 3/4 Inch PEX Tankless Water Heater Isolation Service Valve?

Introduction:

The CMI 847877012923 is a 3/4 inch PEX isolation service valve designed for use with tankless water heaters. This valve allows for easy maintenance and repair of tankless water heating systems. In this article, we will discuss the pros and cons of buying this particular valve to help you make an informed decision.

Pros:

1. Easy Installation: The valve can be easily installed on existing PEX piping without the need for additional adapters or couplings.

2. Leak Protection: The valve is designed to prevent leaks by allowing the user to shut off the water supply to the tankless water heater when not in use.

3. Convenience: The valve makes maintenance and repair work on tankless water heating systems more convenient by allowing the user to access the system without shutting off the main water supply.

4. Durability: The valve is made of brass and is designed to withstand high temperatures and pressures commonly found in tankless water heating systems.

Cons:

1. Cost: The valve may be more expensive than other isolation valves on the market.

2. Size: The valve may require additional space for installation, especially if it is being installed on an existing system.

3. Complexity: Some users may find the installation process to be more complex than other valves due to the need for precise measurements and alignment during installation.

Conclusion:

The CMI 847877012923 3/4 inch PEX tankless water heater isolation service valve offers several advantages, including ease of installation, leak protection, convenience, and durability. However, it also comes with some disadvantages, such as cost, size, and complexity. Ultimately, the decision to buy this valve depends on your specific needs and budget.

Recommendation:

If you are in the market for a high-quality isolation valve for your tankless water heating system and are willing to pay a premium for the added convenience, durability, and leak protection, then the CMI 847877012923 3/4 inch PEX tankless water heater isolation service valve is a worthwhile investment. However, if cost is a major concern, you may want to consider other options that are more affordable but may not offer the same level of features and benefits.

Details:

Material is made of clean brass for low lead codes and meets ANSI/NSF standards UPC codes, Hot cold valves are color coded easy identification, Size: 3/4 in. Pex B FIP connection, Comes with pressure relief valve and PDF tape, Made of Heavy Duty Brass, Large Drain Port outlet's, Double O Ring stem seal, Pressure Rating: 125 PSI MAXIMUM, Temperature range: 40 to 180, Has Individually controlled drain outlet's The small design makes it easily accessible can fit in tight spaces. The valves connect to the Tankless Water Heater with a 3/4 IPS Female connection.

specifications wateheat:

  • brand: Cmi
  • part type: Water Pressure Heater Valve
  • included components: 3/4 In. Pex B Tankless Water Heater Valves Installation Kit
  • model name: 3/4 In Pex B Tankless Water Heater Valves Installation Kit
  • specification met: Nsf/ansi 372, Upc
  • outlet connection type: Pex
  • outlet connection size: 0.75
  • maximum operating pressure: 125.0
  • inlet connection type: Threaded
  • valve type: Gate Valve
  • color: Bronze/copper
  • exterior finish: Brass
  • unit count: 1.0
  • upc: 847877012923
  • package dimensions lxwxh: 8.5x8.31x5.0 Inches
  • weight: 3.7 Pounds

offer wateheat:

  • availability: In Stock
  • started: June 29, 2025
  • quantity: 1
  • options: Ship-to-home
  • sold: 0

general wateheat:

  • Heating, Cooling Air > Water Heaters > Water Heater Parts
  • condition: New

payments wateheat:

  • other
  • credit card: Diners-club
  • wallet: Apple-pay

seller wateheat:

  • rating: 100.0%
  • # reviews: 89
  • city: Dallas, Texas

returns wateheat:

  • time: 30 Days
  • policy: Returns Accepted
  • method: Money back
  • paid by: Seller

shipping wateheat:

  • service: Standard
  • class: Standard
  • cost: $0.00
  • type: Fixed
  • transit: 5-12 Days
part type: water pressure heater valve, included components: 3/4 in. pex b tankless water heater valves installation kit, model name: 3/4 in pex b tankless water heater valves installation kit, specification met: nsf/ansi 372, upc, outlet connection type: pex, outlet connection size: 0.75, maximum operating pressure: 125.0, inlet connection type: threaded, valve type: gate valve, exterior finish: brass, unit count: 1.0, package dimensions lxwxh: 8.5x8.31x5.0 inches,
category: home & garden > heating, cooling air > water heaters > water heater parts, color: bronze copper, weight: 3.7 pounds, sku: 4252537546144792,

Cmi 847877012923 Is Similar To:

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2 offers $61.61–$116.86 USD
  • Offer #1: $116.86 price + $0.00 shipping estimate = $116.86* total. PEX B Tankless Water Heater Isolation Service Valve Threaded 3/4" Service Install Valve for Rinnai, Takagi, EcoSmart. The small design makes it easily accessible and can fit in tight spaces.FREE SHIPPING
  • Offer #2: $61.61 price + $0.00 shipping estimate = $61.61* total. The valve ensures efficient isolation of the heating system and provides a pressure relief function for added safety. Made of corrosion-resistant brass, this valve is ideal for tankless water heater or boiler systems.FREE SHIPPING

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