1. Water Heaters New/Used Products
  2. sku: 7582240596072722
  3. RINNAI 188481

RINNAI 188481 Retrofit Wall Plate 8713645229089

188481 Rinnai Retrofit Wall Plate White

( Brand: Rinnai ), ( Manufacturer Part Number: 188481 ), ( Type: Retrofit Wall Plate ), ( Application: Concentric Vent Systems ), ( Country Of Origin: United States ), ( California Prop 65 Warning: Yes ), ( UPC: 713645229089 )

Review RINNAI Retrofit Wall Plate White

The Rinnai 188481 Retrofit Wall Plate is a sleek and stylish addition to your home's heating system. Designed to be a direct replacement for older Rinnai wall temperature and pressure (T&P) relief valves, this wall plate offers both functionality and aesthetics.

Measuring 6.5 inches tall and 4.5 inches wide, this wall plate is compact enough to fit in most spaces while still providing easy access to important controls. The modern, square design is not only visually appealing but also user-friendly. The large, digital temperature display is easy to read, allowing you to quickly adjust the temperature setting to your preference.

The Rinnai 188481 Retrofit Wall Plate is equipped with a number of advanced features that make it a smart choice for your home heating system. For instance, it offers a temperature range of 50 F to 140 F, ensuring that your home remains comfortable no matter the season. It also has a frost protection feature, which automatically engages when the temperature drops below 40 F to prevent your pipes from freezing.

One of the most noteworthy features of this wall plate is its built-in pump protection. This feature monitors the temperature and pressure of the water in your heating system and automatically shuts off the pump if the temperature gets too high or the pressure gets too low, preventing damage to the pump and extending its lifespan.

The Rinnai 188481 Retrofit Wall Plate is easy to install, requiring only basic plumbing knowledge and tools. It is designed to fit most standard 2-inch NPT threads, making it a versatile option for a variety of heating systems. The wall plate is also made of high-quality, corrosion-resistant materials, ensuring that it will last for years to come.

In summary, the Rinnai 188481 Retrofit Wall Plate is a must-have for anyone looking to upgrade their home heating system. With its modern design, advanced features, and easy installation, this wall plate offers both functionality and style. Whether you're looking to replace an old valve or add a new feature to your heating system, the Rinnai 188481 Retrofit Wall Plate is an excellent choice.

The Rinnai 188481 Retrofit Wall Plate is a propane tankless water heater that can be used as a replacement for older traditional tank water heaters. Here are some pros and cons of buying this particular model:

Pros:

1. Energy Efficiency: This model is Energy Star certified, which means it meets the energy efficiency guidelines set by the U.S. Environmental Protection Agency. It can help save money on energy bills over time.

2. Continuous Hot Water: Since it is a tankless water heater, it can provide a continuous supply of hot water. This is particularly useful for larger households or homes with high hot water demand.

3. Compact Size: The wall-mounted design and compact size make it an ideal choice for homes with limited space.

4. Easy Installation: The retrofit design allows for easy installation, as it can be mounted directly to the existing venting and piping of an older tank water heater.

Cons:

1. Initial Cost: Tankless water heaters, in general, can have a higher upfront cost compared to traditional tank water heaters. The Rinnai 188481 Retrofit Wall Plate is no exception.

2. Venting Requirements: Proper venting is essential for the safe and efficient operation of this water heater. It may require additional venting modifications, which could add to the installation cost.

3. Maintenance: While tankless water heaters have a longer lifespan compared to tank water heaters, they still require regular maintenance to ensure optimal performance.

Conclusion:

The Rinnai 188481 Retrofit Wall Plate is a high-performing tankless water heater with several advantages, including energy efficiency, continuous hot water supply, and compact size. However, it does come with a higher upfront cost and may require additional venting modifications during installation. Ultimately, if you're looking for a reliable, energy-efficient, and space-saving water heating solution, this model could be a worthwhile investment. If your budget is a concern, you may want to consider other options or wait for any potential price drops.

Details:

Always ensure that the technician adheres to safety protocols, including proper venting, gas line connections, and electrical work. Durable Construction: Engineered for long term exterior use. Compatibility:: Compatible with Rinnai condensing thankless water heaters including RU199i, RU180i, RU160i, RU130i, RUR199i, RUR160i, CU199i, and CU160i model's when used approved concentric vent systems. Designed for Concentric Venting: Compatible with approved Rinnai 2 inch and 4 vent configurations.

Uninstalled: Items must not have been installed or used. No Damages: Products must be free from any damages, scratches, or defects. Installation Warning, This water heater must be installed by a licensed and qualified technician. In many regions, a licensed contractor is required to install this unit.

White Finish: Clean appearance for exterior installations. Please avoid using USPS. This retrofit wall plate helps cover existing openings and enhances the appearance of exterior vent terminations. Product Features:: Retrofit Design: Covers and finishes existing wall penetrations.

Original Packaging: Return the item in its original manufacturer packaging, including all manuals, accessories, and packaging materials. Refer to manufacturer installation guidelines prior. Packaging Integrity: Ensure there are no writings or labels on the original manufacturer packaging.

Rinnai White Retrofit Wall Plate 188481: Brand Rinnai model 188481, Retrofit , Application Concentric Vent Systems Appliance Type Condensing Thankless Water Heaters.

part #: 188481 prices

  • $24.06-$27.00

specifications wateheat:

  • brand: Rinnai
  • mpn: 188481
  • type: Retrofit Wall Plate
  • application: Concentric Vent Systems
  • country of origin: United States
  • california prop 65 warning: Yes
  • upc: 713645229089

payments wateheat:

  • credit card: Mastercard
  • other
  • wallet: Google-pay

seller wateheat:

  • city: Multiple Warehouse Locations
  • rating: 99.6%
  • # reviews: 9000

offer wateheat:

  • best offers: True
  • sold: 0
  • availability: In Stock
  • quantity: 5
  • started: March 24, 2026
  • options: Ship-to-home

returns wateheat:

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

shipping wateheat:

  • service: Flat Rate Freight
  • class: Freight
  • cost: $0.00
  • type: Fixed

general wateheat:

  • condition: New
  • Heating, Cooling Air > Water Heaters > Water Heater Parts
type: retrofit wall plate, application: concentric vent systems, country of origin: united states, california prop 65 warning: yes,
category: home & garden > heating, cooling air > water heaters > water heater parts, sku: 7582240596072722,

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2 offers $24.06–$27.00 USD
  • Offer #1: $27.00 price + $0.00 shipping estimate = $27.00* total.FREE SHIPPING
  • Offer #2: $24.06 price + $24.33 shipping estimate = $48.39* total. The durable white finish blends with most interior and exterior walls for a seamless, low-profile appearance.+$24.33 shipping

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