
SP20738A Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $278.95 | Condition is New, OEM Rheem Ruud Richmond Vanguard Gas Valve Replaces Honeywell Resideo SP20738A, FREE SHIPPING | ![]() |



Rheem Ruud Richmond Vanguard Honeywell RESIDEO SP20738A Gas Valve
The Rheem Ruud Richmond Vanguard Honeywell RESIDEO SP20738A Gas Valve is a high-performance, reliable, and efficient component designed for use in residential gas water heating systems. This gas valve, manufactured by Honeywell and distributed under the Rheem Ruud Richmond Vanguard brand, is an essential addition to ensure the safe and proper functioning of your gas water heater.
This SP20738A model is a 2-piece thermostatic gas control valve. It features a unique design that includes an integrated thermostat with a temperature setting range from 100 F to 150 F (38 C to 66 C), allowing for precise temperature control. The valve also includes a manual override feature, giving users the flexibility to manually adjust the temperature settings when necessary.
The valve body is made of brass, ensuring durability and resistance to corrosion. The internal components are designed to minimize wear and tear, providing long-lasting performance. The valve is also equipped with a built-in pressure relief system, ensuring the safe operation of your water heating system by preventing excessive pressure buildup.
Installation of the Rheem Ruud Richmond Vanguard Honeywell RESIDEO SP20738A Gas Valve is straightforward, with clear instructions provided in the user manual. It is compatible with both vented and power-vented water heating systems. The valve features a inch NPT thread connection, making it easy to install and connect to your water heater.
In summary, the Rheem Ruud Richmond Vanguard Honeywell RESIDEO SP20738A Gas Valve is a high-quality, durable, and efficient component designed for use in residential gas water heating systems. Its unique features, such as integrated thermostat, manual override, and built-in pressure relief system, make it an essential addition to your water heating system, ensuring safe and precise temperature control.
title: Pros and Cons of Buying Different Gas Valves: A Comparison of Rheem Ruud Richmond Vanguard, Honeywell Resideo SP20738A, and Rheem Gas Valves
The choice between gas valves from Rheem Ruud Richmond Vanguard, Honeywell Resideo SP20738A, and Rheem can be challenging due to their similarities and differences. In this comparison, we will discuss the pros and cons of each option to help you make an informed decision.
1. Rheem Ruud Richmond Vanguard Gas Valve: Pros:- Known for their durability and reliability
- Compatible with a wide range of heating systems
- Easy installation process
- Built-in safety features, such as a pilot safety tube and thermal limit switch
Cons:- Slightly more expensive than some other options
- May not be the most energy-efficient choice
2. Honeywell Resideo SP20738A Gas Valve: Pros:- Energy Star certified, making it a more energy-efficient option
- Easy-to-use design with a convenient adjustment knob
- Compatible with both natural and propane gas lines
- Affordable price point
Cons:- Some users have reported issues with the valve sticking or not sealing properly
- May not be as durable as some other options
3. Rheem Gas Valves: Pros:- Wide range of options for various heating applications
- Known for their quality and reliability
- Easy installation process
- Competitive pricing
Cons:- Some models may not be as energy-efficient as other options
- Limited compatibility with certain heating systems
Conclusion:When considering the purchase of a gas valve, it is important to weigh the pros and cons of each option. The Rheem Ruud Richmond Vanguard gas valve offers durability and reliability, while the Honeywell Resideo SP20738A is an energy-efficient and affordable choice. Rheem gas valves provide a wide range of options and are known for their quality, but may not be as energy-efficient as some other options. Ultimately, the decision depends on your specific heating application, budget, and energy efficiency priorities.
Recommendation:If you prioritize energy efficiency and affordability, the Honeywell Resideo SP20738A gas valve could be a good choice for you. However, if you value durability and reliability above all else, the Rheem Ruud Richmond Vanguard gas valve may be the better option. Consider your heating system's compatibility and your budget before making a final decision.
Details:
It is also an adjustable regulator that insures proper gas pressure for combustion. It is a direct replacement for honeywell resideo. Repair difficulty level: partial list of units that use this item. Function: the gas valve is a low voltage control usually 24 vac that allow into the combustion chamber.
Replaces old part #s: SP20738A. They have a manual shut off.
specifications centrafurn:
- brand: Vanguard
- mpn: Sp20738a
- model: Fits Sp20738a
- type: Gas Valve
shipping centrafurn:
- transit: 4-11 days
- carrier: usps, fedex, ups
- service: usps ground advantage, usps priority mail, fedex 2day, ups next day air saver
- class: standard, expedited, one-day
- type: calculated
seller centrafurn:
- # reviews: 152148
- city: louisville, kentucky
- rating: 98.3%
payments centrafurn:
- credit card: diners-club
- other
- wallet: google-pay
general centrafurn:
- category: Home & Garden > Heating, Air > Cooling Systems > Central Furnaces
returns centrafurn:
- policy: returns accepted
- time: 30 days
- method: money back
- paid by: seller
offer centrafurn:
- sold #: 16
- options: ship-to-home
- availability: in stock
- started: august 22, 2025
- price: $278.95
- item condition: New
Also Available:
- SP20867D: WATER HEATER VALVE, Fits Rheem Ruud Richmond Vanguard
- AP14270G: WATER HEATER VALVE, Fits Rheem Ruud Richmond Vanguard
- AP16613A-1: VALVE, Fits Rheem Ruud Richmond Vanguard Honeywell Resideo
- AP16910A: VALVE, Fits Rheem Ruud Richmond Vanguard Honeywell Resideo
- SP12258N: WATER HEATER VALVE, Rheem

