Universal A/C dye injectors work in AC/R and auto A/C systems. Four 1/4 oz. applications of dye in each disposable tube make it economical, fast and clean. Hose features back flow check valve.The fluorescent tracer dye is added to the HVAC system by itself or in a leak sealing product and circulated,leaks can be found using a blue light.
Features and Benefits:
- Maximum system port pressure of 80 psi
- Not for direct injection into R-410A systems due to high pressure
- Made in the USA