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R-421A Refrigerant Cylinder (25 lb) – Virgin, Premium Grade
R-421A Refrigerant Cylinder (25 lb) – Virgin, Premium Grade
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R-421A Refrigerant Cylinder (25 lb) – Virgin, Premium Grade
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R-421A Refrigerant 25 lb Cylinder | 100% Virgin, Premium Grade Drop-In for R-22 Systems | AHRI-700 Certified
Keep legacy A/C equipment running with this 25 lb factory-sealed cylinder of 100% virgin R-421A refrigerant. Designed as a near drop-in replacement for R-22, it offers similar performance without the need for a full system retrofit — making it a practical choice for maintaining existing residential and commercial equipment.
Why Choose This Cylinder
- Easy R-22 Replacement: R-421A is engineered for retrofit into R-22 systems with minimal system changes.
- Mineral Oil Compatible: Can work with existing mineral oil lubricants in many applications, simplifying conversion.
- Shop-Ready Volume: 25 lb cylinder sized for recharges, conversions, and ongoing service work.
Safety & Compatibility
R-421A is non-flammable and non-toxic (A1). Before converting, confirm the equipment is compatible and follow manufacturer guidelines for oil changes and system adjustments. As a fluorinated refrigerant, R-421A 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.