R410a Self-Sealing Refrigerant, R-410a Stop Leak, R410 System Sealer Recharge

Gregoriou Brothers Refrigeration Since 1979 Frosty-Freeze R410a Self-Sealing Refrigerant, R-410a Stop Leak, R410 SystemSealer Recharge We are a Certified UPS Hazardous Material Shipper.    This kit is especially designed for the Professional HVAC & R Technician.    *Includes DETAILED charging and testing instructions and includes the "System Sealer", Leak Stop,  mixed in with the refrigerant.   This kit includes Refrigerant R410a & system sealer.   This kit is for recharging or topping off a Refrigerant R-410a System and adding Leak Stop to the system at the "SAME TIME"!!   Refrigerant R410a is used on almost all "NEW" A/C Units and almost all of the new "mini-split"  A/C systems.   As R-22 is being phased out, R-410a is now the refrigerant found on all "NEW" A/C Systems.   This recharge kit includes;   (1) 28 oz. Can of R-410a with a 1/4" male flare fitting on top with internal valve core and brass cap as pictured.