LeakGuard(TM) for Spotgun(TM) System (8oz / 240 ml) Certified to meet SAE J2670 The only A/C Sealant available that is Certified to meet SAE J2670 Standard!. Designed for use with the Spotgun Injection System . Fully compatible with R-134a and R-12 . Contains A/C UV Dye . Specifically formulated for slow leaks that can occur over a 6 — 12 month period (or a leak rate of 25 oz (708 g) per year) . Will not harden, crystallize or clog the A/C system or refrigerant recycle equipment. Can safely remain in the A/C system and prevent leaks from occurring in the future — an excellent preventative maintenance product. Services 8 vehicles 480308