DuPont™ R-414B, available only in Canada, is for those who prefer to use it as a retrofit for R-12 stationary refrigeration and air conditioning equipment. Suva® MP39 and Suva® 409A are the products of choice for most contractors.
- Follow retrofit guidelines as per R-410A and R-409A
- HCFC-based service refrigerant – available for remaining useful life of most existing equipment
- Easy retrofit – works with existing mineral oil in many unitary and close-coupled systems
- Cylinder Size: 13.6 kg
- Generally, R-414B has not been approved or endorsed by compressor and system OEMs
Description
- ASHRAE Number – R-414B
- UL recognized
- Easy retrofit refrigerant for R-12
- HCFC service refrigerant
- A1/A1 ASHRAE safety classification
- U.S. EPA SNAP accepted
- Composition: HCFC-22/HCFC-124/HCFC-142b/R-600a (50/39/9.5/1.5 wt.%)
Applications
- Retrofit of R-12 stationary applications (positive displacement compressors with direct expansion evaporators)
- Not recommended for automotive air conditioning
Literature
Product Tips
- If a system already contains R-414B, it can be topped off twice if a leak has occurred. If there are additional leaks, remove the entire charge and refill with virgin R-414B.
- Remove liquid from the cylinder to assure proper performance.
- Charge to proper superheat and subcool conditions.
