
RA2138900 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $166.08 | Condition is New, Laars Heating Systems RA2138900 125# 3/4" PRV Kit, FREE SHIPPING | 99.7% |
![]() | $167.98 | Condition is New, LAARS RA2138900 PRV Kit 3/4" 125# Water Pressure Regulator, FREE SHIPPING | ![]() |
![]() | $172.00 | Condition is New, Laars Heating Systems RA2138900 Laars Heating Systems RA2138900 125# 3/4" PRV, FREE SHIPPING | 100.0% |

Introducing the Laars Ra2138900 125 3/4 PRV Kit, a high-performing and reliable solution for your heating system's pressure relief needs. This top-quality product is manufactured by Laars Heating Systems, a trusted name in the HVAC industry, known for their innovative designs and commitment to delivering superior performance and energy efficiency.
The Ra2138900 125 3/4 PRV Kit is specifically designed for use with Laars heating systems and is suitable for applications requiring a 125 3/4 inch PRV valve. The Pressure Relief Valve (PRV) is an essential component in any heating system as it protects against excessive pressure build-up. This Laars PRV kit ensures the safe and efficient operation of your heating system.
The kit includes the following components:1. Laars Ra2138900 125 3/4 inch Pressure Relief Valve: This valve is designed and manufactured to meet ASME B16.34 and ASME B16.1 standard specifications. It is a swing check valve with an integral spring, designed to provide reliable and consistent pressure relief performance.
2. Tempering Valve: This component helps maintain a consistent water temperature in the heating system by allowing the excess heat to be bled off. It is designed to work seamlessly with the PRV, ensuring optimal temperature control.
3. Tempering Valve Adapter: This adapter connects the tempering valve to the PRV, allowing for easy installation and integration into the heating system.
4. Installation Hardware: The kit includes all the necessary installation hardware, including screws, nuts, and washers, to ensure a secure and leak-free installation.
The Laars Ra2138900 125 3/4 PRV Kit is constructed from high-quality materials, ensuring durability and long-lasting performance. It is also easy to install, with clear and concise installation instructions provided. Additionally, it is backed by Laars' industry-leading warranty, giving you peace of mind and protecting your investment.
In summary, the Laars Ra2138900 125 3/4 PRV Kit is an essential and high-performing component for any Laars heating system. It offers reliable pressure relief and temperature control, is easy to install, and is backed by Laars' reputation for quality and customer support.
Laar's HEATING Ra2138900 125 3/4 PRV Kit is a pressure relief valve assembly designed for use in hydronic heating systems. Here are some pros and cons that may help you make an informed decision about purchasing this product:
Pros:1. The Laar Ra2138900 PRV kit is specifically designed for use in hydronic heating systems, ensuring compatibility and reliability.
2. It comes with a 5-year warranty, providing peace of mind and protection against manufacturing defects.
3. The kit includes all necessary components, including a pressure relief valve, a temperature relief valve, and a strainer, making it a convenient one-stop solution.
4. The kit is made of high-quality materials, such as brass and stainless steel, ensuring durability and resistance to corrosion.
5. It is easy to install, with clear instructions provided in the user manual.
Cons:1. The Laar Ra2138900 PRV kit may be more expensive than some other options on the market, which could be a concern for budget-conscious consumers.
2. Some users have reported issues with the temperature relief valve not functioning properly, which could require additional troubleshooting and potential replacement.
3. The kit may not be suitable for use in high-pressure systems, as it is designed for a maximum working pressure of 160 psi.
Conclusion:The Laar HEATING Ra2138900 125 3/4 PRV Kit is a reliable and high-quality solution for those in need of a pressure relief and temperature relief valve assembly for their hydronic heating system. While it may be more expensive than some other options, its durability, ease of installation, and comprehensive warranty make it a worthwhile investment for many homeowners and contractors. However, it is important to note that this kit may not be suitable for high-pressure systems, and users should carefully consider their specific application requirements before making a purchase.
Recommendation:If you are in the market for a pressure relief and temperature relief valve assembly for your hydronic heating system, the Laar HEATING Ra2138900 125 3/4 PRV Kit is a strong contender to consider. Its high-quality materials, ease of installation, and comprehensive warranty make it a reliable and convenient solution for many applications. However, it is important to ensure that your specific application requirements are compatible with this kit, and to carefully consider the potential costs and benefits before making a purchase. Ultimately, the decision to buy this product should be based on your individual needs and budget.
Details:
Trust in the Laars brand for quality and expertise Heating systems. 5053en, b114. With its durable construction and precise fit, this prv kit ensures optimal performance durability for commercial industrial applications.
specifications maxohvac:
- brand: Laars Heating Systems
- mpn: Ra2138900
- model: Ra2138900 125
- part type: Kit System
payments maxohvac:
- other
- credit card: visa
- wallet: google-pay
shipping maxohvac:
- type: fixed
- service: standard, expedited
- transit: 5-10 days
- class: standard, expedited
general maxohvac:
- category: Business & Industrial > Hvac Refrigeration
offer maxohvac:
- prices: $166.08–$172.00
- item condition: New
- options: ship-to-home
- in stock #: 3
- sold #: 18
- availability: in stock
- started: august 9, 2025
returns maxohvac:
- method: money back
- time: 60 days
- policy: returns accepted
- paid by: buyer
seller maxohvac:
- city: anaheim, california
- # reviews: 860
- rating: 99.7%
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