I used this to convert R-12 to R-134a in my two Scorpios using EnviroSafe
When using EnviroSafe you do NOT have to completely evacuate the R-12
https://www.es-refrigerants.com/?site=dom
It comes with 7/16 & 3/8" adapters. Other adapters available here
https://rechargeac.com/product_category/retrofit-kits/
This A/C Manifold Gauge Set is designed to test R134A air conditioning systems by comparing the "high side" and "low side" pressure readings. This A/C Manifold Gauge Set can be used to test, evacuate and fill R134A air conditioning systems.
Precise high side (0-500 PSI) and low side (0-120 PSI) pressure readings
Color-coded gauges, valves and hoses to ensure correct installation
Large 2-1/2 in. gauges with impact-resistant lenses
Sight glass for viewing condition of refrigerant
Quick-connect fittings
High-pressure safety valve
To calculate your shipping cost: It weighs ≈ 3.5 lbs in box from zip 18104
Call 610-248-1481 for more info
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