Errecom Extreme Ultra | A/C Leak Stop for HVAC/R Systems Up to 6 Tons (21 kW) | Works with All Refrigerants and Lubricants | Includes 1/4 SAE and 5/16 SAE Adapters | 0.2 fl oz (6 mL) Cartridge

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SEALS REFRIGERANT LEAKS: successfully stops small refrigerant leaks in A/C and refrigeration systems. Perform a 5-minute vacuum test to ensure the leak can be repaired with Extreme Ultra
THE SAFEST CHOICE – POLYMER-FREE FORMULA: does not react with moisture or oxygen, ensuring maximum system protection and preventing blockages or damage to HVAC/R components, including expansion valves (TXVs, TEVs, capillary tubes) and Schrader valves
REUSABLE & REFILLABLE SYSTEM US PATENTED (US 11002470): it can be reused with every new application. Just purchase the Extreme Ultra cartridge alone next time and save money on your refill!
OEM-APPROVED FORMULA: developed by Errecom’s in-house chemical laboratory, trusted by HVAC technicians and OEMs since 2001 in over 130 countries
Ideal for PREVENTATIVE MAINTENANCE: AVOIDS LEAKS before they develop.
100% Made in Italy formulation and production

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