Dear Customer,
We appreciate your interest in our effective and innovative ComStar products.
As of January 1, 2018, The U.S. Environmental Protection Agency (EPA) requires all buyers of refrigerants that contain CFCs, HCFCs or HFCs to be certified technicians.
You will be asked to complete a short form and upload your technician’s certified ID to complete your order in the cart.
Thank you!
Dear Customer,
We appreciate your interest in ComStar's effective and innovative products.
Please note that the item you have placed in your cart is considered a hazardous product and cannot be returned unless the receiver has a hazmat shipping license. Most hazardous materials may not be returned by mail.
RS-44b (R453A), R22 Drop In Replacement Refrigerant, 24 Pounds
R22 Replacement
R22 Drop In Replacement Refrigerant
ComStar's RS-44b (R453a) is the newest R22 drop-in replacement refrigerant in the U.S. market. RS-44b has been sold worldwide for the past 8 years, branded as RS-70 outside the US. It is the closest replacement to R22 that operates with very similar discharge pressure, cooling capacity, and flow rate as R22. It requires no oil or system component changes and has the lowest GWP of any HFC R22 replacement in the market at 1664 TAR. RS-44b is a PROVEN R-22 replacement now being manufactured in the United States. RS-44b (R453a) is an improved version of our very successful RS-44 (R424a).
Advantages:
- RS-44b has the same flow rate as R22
- RS-44b operates at a similar discharge pressure as R22 and lower pressure than R407A & C, R422B & D, R417a, and R427A.
- RS-44b has the benefit of lower energy consumption;
- RS-44b operates at a near cooling capacity of R22 in both A/C and Refrigeration applications down to -20⁰ F evap. temp
- RS-44b is the lowest GWP HFC R22 replacement on the market at 1664 TAR and is Zero Ozone Depleting.
- RS-44b is good for cap tube and TXV systems. It has been operating in all types of systems with all types of compressors worldwide since 2013
- RS-44b is produced in Texas, the UK, and Spain
- RS-44b requires no oil or system component changes
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FAQ - Frequently Asked Questions
Welcome to ComStar FAQ! Here you'll find answers to our most asked questions. Still can't find quite what you're looking for, or have something we should know? Send us an email, we're happy to help!
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Q1: Do you ship to my country?
A1: Most likely, you can see what countries we ship to in the drop-down at the checkout.
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Q2: How much do I pay for shipping?
A2: The shipping charge will be added to your order and visible on your receipt before you check out. The shipping is based on destination. You’ll may free shipping on orders above a certain amount.
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Q3: What are the accepted payment methods?
A3: We accept online credit card payments.
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Q4: What currency do I pay in?
A4: The currencies used are USD.
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Q5: When do I receive my order?
A5: We dispatch all orders in 1-5 business days and will provide you with tracking information for your order.
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Q6: Do I have to pay international taxes and duties?
A6: Your order may be subject to import duties and taxes, which are levied once a shipment reaches your country. We cannot control and are not responsible for any duties/taxes applied to your package upon delivery. You will be responsible for paying additional charges for customs clearance. Customs policies vary widely from country to country; please contact your local customs office for further information.