Intertherm Pre Charged Quick Connect Line Set 3/4in x 3/8in x 30' 3/4in x 3/8in x 30ft. Line set measures to 3/4" X 3/8" X 30'. Made with high quality parts/materials for optimal performance and reliability. Follow manufacturer recommendations for fit/installation information. Features of Intertherm Pre Charged Quick Connect Line Set 3/4in x 3/8in x 30' Dimensions: 3/4 X 3/8 X 30' Insulated line Pre-charged quick connect Made with quality/durable materials Package Contents: Intertherm Pre Charged Quick Connect Line Set 3/4in x 3/8in x 30' Intertherm 1007399: Pre Charged Quick Connect Line Set 3/4in x 3/8in x 30' 3/4in x 3/8in x 30ft