The 99169428 is a high flow injection valve manufactured by GRUNDFOS. This valve is dual-use and suitable for SDXL, DME, and large DMH pumps. With a 121GPH flow rate and 3/4" MNPT / 1" MNPT connections, it provides efficient and reliable performance. The PVDF housing, PTFE gasket, and ceramic valve ball ensure durability and resistance to chemical corrosion.