EXTREME, LEAKSTOP FOR A/C AND REFRIGERATION SYSTEMS - HVACR – EN - YouTube In the A/C and refrigerant systems EXTREME, both Automotive and HVAC&R, Extreme stops the refrigerant gas leaks up to 0.3 mm in size, without reacting with mositure and oxigen. EXTREME is suitable for all the refrigerant gases, included the ones of HVAC&R sector – CFC, HFC and HCFC. EXTREME, LEAKSTOP FOR VEHICLES A/C SYSTEMS - AUTOMOTIVE – EN - YouTube Australia, New Zealand - from 2 weeks up to 45 working days. North America, Canada - from 7 up to 31 working days (sometimes can be little bit longer). South America - from 7 up to 31 working days (sometimes can be little bit longer). Asia, Africa - from 7 up to 31 working days (sometimes can be little bit longer). Europe - from 7 up to 13 working days (sometimes can.