Nu-Calgon 4050-08 EasySeal Ultimate-LS (Tubed Leak Sealant)

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The EasySeal line has proven to be the number one trusted leak sealant brand for years, with millions of leaks sealed. Now Nu-Calgon has made EasySeal even better with EASYSEAL ULTIMATE – the strongest and fastest leak sealant on the market, now with the ability to treat systems up to 10 tons in one application! Features: Permanently seals even larger leaks Rapid Fusion Technology for a stronger bond Easiest to install direct inject Works with all refrigerants Treats larger systems