Propane has long been a popular and versatile fuel source for various residential and commercial applications, ranging from heating and cooking to powering generators and more. Central to the safe and efficient operation of propane-powered appliances is the regulator, which ensures a steady and consistent flow of gas at the required pressure. For those utilizing a 100 lb propane tank, selecting the best regulator is crucial in optimizing the performance of your propane system.
In this guide, we will explore the key factors to consider when choosing the perfect regulator for your 100 lb propane tank, helping you make an informed decision and enhance the safety and efficiency of your propane-powered setup.
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Worthington 331891
The Worthington 331891 2 Stage Propane Regulators for 100 lb propane (LP) tanks are designed to offer optimal performance, efficiency, and versatility, making them a top choice for various applications. In this comprehensive review, we will delve into the features, installation process, performance, and value of the Worthington 331891 2 Stage Propane Regulators, helping you make an informed decision about whether they are the right fit for your needs.




Installation and Setup:
Setting up the Worthington 331891 2 Stage Propane Regulators was a breeze, thanks to the clear instructions provided in the package. The regulators are designed to work best with 100 lb propane tanks, and connecting them was quick and hassle-free. The sturdy construction of the regulators gave me confidence in their ability to withstand regular use.
Performance:
The Worthington 331891 2 Stage Propane Regulators offer exceptional performance by combining a high-pressure first stage regulator and a low-pressure second stage regulator in one unit. This integrated design ensures a consistent and smooth flow of propane from the cylinder to the appliance, making it perfect for use with any low-pressure propane appliance rated up to 200,000 BTU per hour.
Versatility:
One of the standout features of the Worthington 331891 2 Stage Propane Regulators is their versatility. These regulators are designed to work with any low-pressure propane appliance, making them suitable for a wide range of applications, such as outdoor cooking, heating, and more. I have used these regulators with my outdoor gas grill, patio heater, and propane-powered generator, and they have performed flawlessly in each instance.
Efficiency and Reliability:
The two-stage design of the Worthington 331891 Propane Regulators ensures efficient propane usage and reduces the chances of pressure fluctuations or drops, resulting in more consistent performance. This also helps in prolonging the life of my propane appliances, as they receive a steady flow of gas at the correct pressure. The regulators have proven to be highly reliable, with no issues or malfunctions during the time I have been using them.
Value for Money:
Considering the performance, versatility, and efficiency of the Worthington 331891 2 Stage Propane Regulators, I believe they offer excellent value for money. The fact that the package includes two regulators makes it an even better deal, allowing me to have a backup or use them for multiple applications simultaneously.
In conclusion, I am extremely satisfied with my purchase of the Worthington 331891 100 lb 2 Stage Propane (LP) Tank Regulators. Their exceptional performance, versatility, and efficiency make them a fantastic addition to my propane-powered setup. I highly recommend these regulators to anyone in need of a reliable and high-quality propane regulator for use with 100 lb propane tanks and low-pressure appliances.
Flame King
The Flame King 2 Stage Propane LP Horizontal Super Compact Regulator with POL for my RV, and after using it for several trips, I am thoroughly impressed with its performance, compact design, and ease of use. Here’s my comprehensive review, discussing various aspects of this product:




Installation and Setup:
The Flame King 2 Stage Propane Regulator comes with a POL valve connection, which made hooking it up to my 100lb ASME propane tank a breeze. The installation process was simple and straightforward, thanks to the clear instructions provided. The regulator is compatible with various propane-powered applications such as RVs, vans, trailers, campers, and generators.
Performance:
The integral first and second stages in this propane regulator ensure a smoother and more consistent flow of propane gas to all RV appliances. This double-stage design helps maintain constant gas pressure under changing demand and conditions, providing a reliable and stable supply of propane for my appliances. With an impressive 160,000 BTU/hr capacity, this regulator is more than capable of handling the propane needs of my RV.
Compact Design:
One of the standout features of the Flame King 2 Stage Propane Regulator is its super compact horizontal design. This space-saving feature makes it ideal for use in RVs and other applications where space is at a premium. Despite its compact size, the regulator does not compromise on performance or reliability.
Durability and Ease of Use:
The Flame King 2 Stage Propane Regulator is constructed from high-quality materials, ensuring durability and a long-lasting performance. The gray finish adds to its visual appeal and helps protect it from the elements. The regulator is easy to use, with the POL tank connection allowing for effortless hookup and the 3/8″ Female NPT outlet making it simple to connect to various appliances.
Outlet Pressure and Safety:
The Flame King 2 Stage Propane Regulator has an outlet pressure of 11″WC, which is ideal for use in RVs and other propane-powered applications. The double-stage design ensures that the regulator maintains constant pressure, reducing the risk of overpressure and ensuring the safe operation of your appliances.
In conclusion, the Flame King 2 Stage Propane LP Horizontal Super Compact Regulator with POL is an excellent choice for anyone looking for a reliable, compact, and efficient propane regulator for their RV, van, trailer, camper, or generator. Its impressive performance, ease of use, and space-saving design make it a valuable addition to any propane-powered setup.
Feikeer
The Feikeer Vertical 2 Stage Propane Regulator with POL and Gauge for my outdoor gas grill, and I’ve been using it extensively for the past few weeks. I must say, this product has exceeded my expectations in terms of performance, reliability, and ease of use. Here’s my review, broken down into several aspects of the product:




Installation and Setup:
The Feikeer Vertical 2 Stage Propane Regulator was incredibly easy to install. The clear instructions provided in the package made the process quick and hassle-free. The regulator is compatible with 20-100lb propane tanks, making it quite versatile for various applications. I connected it to my 20lb tank, and it was ready to go in just a few minutes.
Performance:
The two-stage design of this propane regulator ensures consistent gas flow and pressure, which is crucial for even cooking and maintaining temperature control. The gas flow was smooth and steady, and I experienced no fluctuations or sudden drops in pressure. I’ve used this regulator on my gas grill and RV propane heater, and it has performed flawlessly on both.
Durability and Quality:
The build quality of the Feikeer Vertical 2 Stage Propane Regulator is impressive. The regulator’s body is constructed from high-quality materials, and it feels sturdy and well-built. The gauge is accurate, making it easy to monitor the pressure and ensure that my equipment is operating safely. The POL fitting has a tight and secure connection, preventing any leaks or issues.
Safety:
Safety is paramount when dealing with propane, and the Feikeer Vertical 2 Stage Propane Regulator doesn’t disappoint in this regard. The double-stage design ensures stable pressure, reducing the chances of overpressure, which can lead to accidents. Additionally, the gauge makes it easy to monitor the pressure levels and take action if needed.
Value for Money:
Considering the performance, safety features, and build quality, I believe the Feikeer Vertical 2 Stage Propane Regulator offers excellent value for money. It’s a worthwhile investment for anyone looking to upgrade their propane regulator or replace an old, worn-out one.
I am extremely satisfied with my purchase of the Feikeer Vertical 2 Stage Propane Regulator with POL and Gauge. Its consistent performance, safety features, and ease of use make it a fantastic addition to my outdoor cooking setup. I highly recommend this product to anyone in need of a reliable, high-quality propane regulator for their gas grill, RV, or propane heater.
How to Buy Propane Regulator for 100lb Propane Tank
When looking to buy a propane regulator for a 100lb propane tank, it’s important to consider several factors to ensure you choose the right regulator for your needs. Follow these detailed steps to guide you through the process:
Determine your propane appliances’ requirements:
Before purchasing a propane regulator, it’s essential to know the BTU (British Thermal Unit) requirements of your propane appliances. Check the specifications of your appliances to identify their BTU requirements and ensure the regulator you choose can handle that capacity. Additionally, make note of the number of appliances you plan to connect to the regulator, as this will help you determine if you need a single or multiport regulator.
Choose the type of regulator:
There are two primary types of propane regulators: single-stage and two-stage regulators.
- Single-stage regulators are best suited for smaller propane systems with short distances between the tank and the appliance. These regulators reduce the tank pressure to the appliance pressure in one step.
- Two-stage regulators are designed for more complex propane systems or appliances with higher BTU requirements. These regulators consist of a high-pressure first stage, which reduces tank pressure to an intermediate level, and a low-pressure second stage, which further reduces the pressure to the appliance level. For a this capacity propane tank, a two-stage regulator is often recommended for optimal performance and efficiency.
Connection types:
Ensure the regulator you choose has the appropriate connections for both your propane tank and appliances. Common tank connections include:
- POL (Prest-O-Lite) – These connections use a left-handed thread and require a wrench to tighten.
- QCC1 (Type 1) – Also known as ACME or OPD, these connections have a right-handed thread and can be hand-tightened.
Appliance connections typically use a 3/8″ Female NPT (National Pipe Thread). Check your tank and appliance specifications to determine the connection types you need.
Outlet pressure:
Propane regulators usually have a specified outlet pressure, typically measured in inches of water column (WC) or pounds per square inch (PSI). The outlet pressure should match the requirements of your propane appliances. Most residential propane appliances require a pressure of 11″ WC.
Quality and durability:
Choose a regulator made from high-quality materials that can withstand regular use and harsh weather conditions. Look for features such as:
- Corrosion-resistant materials: Brass and stainless steel components are less prone to corrosion and ensure a longer lifespan for the regulator.
- Robust construction: A well-built regulator will be more resistant to wear and tear, providing a reliable and long-lasting solution for your propane needs.
Safety features:
Ensure the regulator you select has built-in safety features, including:
- Overpressure protection: This prevents excessive pressure from building up in the system, reducing the risk of accidents.
- Underpressure protection: This feature prevents insufficient gas flow, which can lead to incomplete combustion and the production of dangerous carbon monoxide.
- Excess flow protection: This safety feature limits the flow of gas in the event of a broken gas line or other malfunction, minimizing the risk of fire or explosion.
Compare prices:
Compare the prices of different propane regulators that meet your requirements. While it’s important not to compromise on quality, make sure you choose a regulator that offers good value for money. Keep in mind that the cheapest option may not always be the best choice, as it could result in poor performance or a shorter lifespan.
Research the manufacturer:
Investigate the manufacturer’s reputation in the market. Look for a company with a strong track record of producing high-quality, reliable propane regulators. Researching the brand can provide you with valuable information about the company’s commitment to customer satisfaction and product quality.
By following these detailed steps, you’ll be well-equipped to select the ideal propane regulator for your 100lb propane tank. This will ensure that your propane-powered appliances operate safely and efficiently, providing you with reliable performance for years to come.
Specs to Consider
When choosing a regulator for your, it’s important to consider the following specifications to ensure you select the right regulator for your needs:
- BTU capacity: The regulator should be able to handle the combined BTU (British Thermal Unit) requirements of your propane appliances. Check the specifications of your appliances to determine their BTU requirements.
- Regulator type: Decide between a single-stage or two-stage regulator based on your propane system’s complexity and your appliances’ BTU requirements. Two-stage regulators are often recommended for this size of propane tanks as they provide a more consistent gas flow.
- Connection types: Ensure the regulator has the appropriate connections for your propane tank and appliances. Common tank connections include POL and QCC1 (Type 1), while appliance connections typically use a 3/8″ Female NPT (National Pipe Thread).
- Outlet pressure: The regulator’s outlet pressure, typically measured in inches of water column (WC) or pounds per square inch (PSI), should match the pressure requirements of your propane appliances. Most residential propane appliances require an outlet pressure of 11″ WC.
- Material and construction: Choose a regulator made from high-quality, corrosion-resistant materials such as brass or stainless steel, and look for robust construction to ensure durability and longevity.
- Safety features: Look for built-in safety features like overpressure protection, underpressure protection, and excess flow protection to minimize the risk of accidents and ensure the safe operation of your propane system.
- Certifications: Select a regulator that has been certified by recognized organizations like UL (Underwriters Laboratories) or CSA (Canadian Standards Association) to ensure it meets specific safety and performance standards.
- Warranty and customer support: Choose a regulator that comes with a warranty (preferably at least one year) and reliable customer support to address any issues or concerns that may arise.
By considering these specifications, you can make an informed decision and select the best regulator for your 100 lb propane tank, ensuring optimal performance, safety, and efficiency for your propane-powered appliances.
In Conclusion
Choosing the best regulator for your 100 lb propane tank is a crucial step in ensuring the optimal performance, safety, and efficiency of your propane-powered appliances. By carefully considering factors such as the BTU requirements of your appliances, regulator type, connection types, outlet pressure, quality, durability, safety features, warranty, and customer support, you can confidently select the right regulator for your specific needs. Furthermore, reading product reviews, comparing prices, and consulting with professionals when needed can all contribute to making a well-informed decision.
Ultimately, investing in the best regulator for your propane tank will not only enhance the reliability and longevity of your propane appliances but also provide you with peace of mind knowing that your propane system is operating safely and efficiently. With the right regulator in place, you can fully enjoy the many benefits and conveniences that propane has to offer in your everyday life.


Jeremy is a highly experienced professional propane technician with over 21 years of experience in the industry. Throughout his career, he has gained extensive knowledge and expertise in propane gas installation, maintenance, and repair, as well as in ensuring safety and compliance with industry standards. Mike has worked with various residential, commercial, and industrial clients, providing top-notch services and solutions to meet their propane needs. He is dedicated to his craft and passionate about delivering exceptional service to his clients.