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R-438A MO99 Refrigerant – 25 lb Factory-Sealed Premium Cylinder
R-438A MO99 Refrigerant – 25 lb Factory-Sealed Premium Cylinder
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R-438A MO99 Refrigerant – 25 lb Factory-Sealed Premium Cylinder
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R-438A (MO99) Refrigerant 25 lb Cylinder | 100% Virgin, Premium Grade Drop-In for R-22 Systems | AHRI-700 Certified
Keep legacy R-22 equipment running with this 25 lb factory-sealed cylinder of 100% virgin R-438A refrigerant — better known in the field as MO99. A trusted drop-in replacement, it delivers comparable cooling performance to help extend the life of existing residential and commercial systems.
Why Choose This Cylinder
- Field-Proven R-22 Replacement: MO99 is one of the most widely used R-22 drop-in alternatives on the market.
- Minimal Modification: Runs in existing R-22 systems with little to no equipment or oil change requirements.
- Shop-Ready Volume: 25 lb cylinder sized for recharges, conversions, and ongoing service work.
Safety & Compatibility
R-438A is non-flammable and non-toxic (A1). Confirm equipment compatibility and follow manufacturer guidelines before charging. As a fluorinated refrigerant, R-438A is subject to phasedown regulations — verify compliance requirements in your jurisdiction before purchase and use.
Customer Feedback
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★★★★★
Great company to deal with! Easy ordering, quick shipping, and top-quality products. makes keeping our HVAC stock simple and stress-free.
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★★★★★
I ordered R22 and received it within three days. The cylinders were clean, clearly labeled, and ready to use. Excellent experience, highly trustworthy supplier.
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★★★★★
This was my first time ordering refrigerantonline. The checkout was simple, and the cylinder arrived earlier than expected. The price was the best I found anywhere. Highly recommended!
frequently asked questions
Can I change my delivery address after ordering?
Because we prioritize fast processing, address changes must be made within 1 hour of placing your order. Please contact our support team immediately if a correction is needed.
What is your return policy?
Due to the nature of the product and DOT shipping regulations, we can only accept returns on unopened, factory-sealed cylinders that have not been used. If you received a damaged shipment, please document it with the driver and contact us immediately.
Do you offer bulk discounts?
While our standard pricing is highly competitive, we do offer specialized pricing for pallet-sized orders. Please reach out to our sales team for a custom quote on high-volume purchases.
Are your refrigerants virgin or reclaimed?
We only sell 100% factory-sealed virgin refrigerants. We do not sell reclaimed or recycled gases, ensuring you get maximum performance and purity for your systems.
Do I need to be present for delivery?
Yes. Since these are high-value, factory-sealed cylinders, a signature is generally required to ensure the product is delivered securely to the correct party.
How much does shipping cost?
Shipping is completely free on all orders, whether you are ordering a single cylinder or a full pallet. We cover the freight costs nationwide.
What payment methods do you accept?
We accept all major credit cards (Visa, Mastercard, American Express, Discover), as well as shop-pay and secure bank transfers for high-volume commercial orders.