ZeroR® Permafrost for R1234YF AC Systems | Performance Booster | 5 Cans + 12" Tap, Gauge & Hose
- ...e vehicle. (3) Flip the can upside down Use the valve to release the refrigerant into the system. Every 10-15 seconds close the valve to view the pressure gauge. Repeat step 3 until the pressure gauge indicates the system is full. Do not overfill your system!.
- Legal - HFO-1234YF refrigerant and ZeroR branded R1234YF products are flammable and should be handled and stored in a safe environment suitable for flammable products. We recommend only using this product in systems designed for flammable refrigerants such as R1234YF vehicle a/c systems. See product label for additional safety information..
- Returns - By law, products rated as hazardous materials (all compressed gasses) require a hazmat training & a license to ship. While this product may be returned for a refund, neither Amazon nor DIY Parts may provide a prepaid return shipping label due to liability reasons. Customers must assume all risk and cost for return shipping if they choose to return the products without proper certification. We apologize for any inconvenience this legal requirement may cause..