NU-22B closely mimics the operating characteristics of R-22, making it the high-performance choice for both OEM and service replacement uses. No complications, no expensive retrofits. You won't need any product-specific tools or supplies to use NU-22B. It's compatible with all standard oils and all standard equipment components and materials used in R-22 systems. Proven quality and performance. NU-22B is in use in thousands of installations throughout the world. You can use it with complete confidence. Safe and responsible. NU-22B is nonflammable, nontoxic and is classified A1 by ASHRAE. It is also a zero ODP refrigerant.

Chemours™ Freon Refrigerant, 25 lb Capacity, 574.07 lbf/sq-in Critical Pressure, Composition: 55% Pentafluoroethane, 42% 1, 1, 1, 2-Tetrafluoroethane, 3% Isobutane, Liquefied Gas, Slight, Ether-Like, 0.2817 lb/cu-ft Vapor Density, -32.6 deg F Boiling, 8300 hPa at 68 deg F, 23460 hPa at 140 deg F Vapor Pressure, 0-50 deg F Evaporator, 181.9 deg F Critical

• System must be designed for use with R-22 or 407C
• System must be designed for a direct expansion metering device i.e. TEV, cap tube, or fixed orifice
• System must be operating within its design capacity
• System must be leak-free
• Compressor must be charged with lubricant as required by the OEM
• Suction, discharge and liquid piping must be sized, trapped and insulated for systems temperature and Btu design
• Flooded system must be approved by Icor technical support supervisor
• NU-22B or any other replacement refrigerant should not be used in a Trane 3-D scroll compressor
• NU-22B or any other replacement refrigerant should not be used with an electronic expansion valve
• Lower retrofit costs no POE oil changes
• No line set changes
• Can be topped off after leak has been repaired
• Can use R-22 TEV and power element
• Widespread availability
• 73.053 lbm/ cu-ft liquid density at 70 deg F
• Replaces R-22, R-407C, R-417A, R-438A refrigerants

• SDS https://assets.unilogcorp.com/267/ITEM/DOC/Chemours_NU_22B_SDS.pdf
• Specification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/Chemours_NU_22B_Specification_Sheet.pdf