The Ranco V3-412080-870 Reversing Valve 3/4" Suction X 1/2" High Side 1 to 3 Ton Capacity R22 Freezer is a reversing valve that is designed to be used with R22 refrigerant. This valve is made out of high quality materials and is designed to last for a long time. This valve is perfect for use with freezers that have a capacity of 1 to 3 ton. The Ranco V3-412080-870 Reversing Valve 3/4" Suction X 1/2" High Side 1 to 3 Ton Capacity R22 Freezer is a reversing valve that is designed to be used with R22 refrigerant. This valve is made out of high quality materials and is designed to last for a long time. This valve is perfect for use with freezers that have a capacity of 1 to 3 ton.