Helps repair minor metal and rubber leaks Formula contains chemicals that are activated by moisture to form a patch over the leak as the refrigerant passes over it Super Seal A/C Stop Leak; Helps repair minor metal and rubber leaks in R134a Auto air con systems; The formula contains chemicals that are activated by moisture to form a patch over the leak as the refrigerant passes through Super Seal A/C Stop Leak Helps repair minor metal and rubber leaks in R134a Auto air con systems The formula contains chemicals that are activated by moisture to form a patch over the leak as the refrigerant passes through. Simply connect the hose to the low side port, and follow the instructions
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