Enviro-Safe R1234YF Proseal for Vehicle AC 3 oz Can #2074a Description Enviro-Safe R1234YF ProSeal 3 oz Part #: 2074a Aerosol Forms a hard seal on metal, schrader valves, o’rings, gaskets, a/c condensers, evaporators, line sets and solder joints Enviro-Safe Proseal for R1234YF repairs minor leaks in mobile 1234YF a/c systems. Only for R1234YF applications Even though Proseal for R1234YF can form a seal on the schrader valve, when you hook up to it the seal will release and allow you to use the schrader if necessary. If there is still Proseal for R1234YF in the system it will reseal the schrader. For best results, use Enviro-Safe Prodry for R1234YF BEFORE using the Enviro-Safe Proseal to remove any moisture in your system. Moisture is corrosive and no one wants that in their system! 1 can of Enviro-Safe R1234YF ProSeal 3 oz will treat 1 vehicle. The can itself has a R134 top on it as shown in the picture so you will need a hose with a R134 top tap and R1234yf vehicle connection. DO NOT use in ammonia systems DO NOT use in CO2 systems DO NOT use in R410a systems- Pressure is too high and will explode the can Gas propelled Installs the same way as refrigerant Cannot be added to a fully charged system Payment Shipping Returns Payment is required at the time of purchase through payments. We ship Monday-Friday 8am-4pm. We try our best to get every order shipped the same day. We ship with Fedex Ground, UPS Ground, USPS First Class and USPS Priority. If you need faster shipping, we are able to ship certain items via air. Of course, that cost is much higher and you would need to call for a shipping quote. We do combine shipping whenever possible. A tracking number will be provided at the time of shipment. Dates we are closed that would affect handling times: New Years Eve, New Years Day, Good Friday, Memorial Day, July 4th, Labor Day, Thanksgiving, Black Friday, Christmas Eve and Christmas Day. These days will extend our handling time by 1 or 2 days. Please keep in mind that we have ZERO control over USPS/Fedex/UPS and their timeliness in delivering your package! Please don't leave negative feedback for something that is beyond our control. Buyer has 30 days to contact Enviro-Safe regarding any issues or to request a return. The item will be replaced or the buyers money refunded AFTER Enviro-Safe receives the item back in the same condition that is was shipped. If the buyer requests the return and there is nothing wrong with the item, the buyer is responsible for the return shipping and will not be refunded for the original shipping. If the item is defective, Enviro-Safe will supply a label for return and will refund or replace in full. Note: hazmat shipments can not be returned. Powerful listing templates by 3Dsellers