The Aco RainDrain Sump Unit 38703 is a robust drainage solution designed for use with the Aco RainDrain channel system. Manufactured from durable polymer concrete, this sump unit efficiently collects and disposes of surface water in domestic and light commercial settings. Its integrated sediment bucket allows easy maintenance, ensuring optimal drainage performance over time. Compatible with standard Aco RainDrain channels, this unit features secure connections for reliable water management. Ideal for patios, driveways, and paved areas, the Aco RainDrain Sump Unit 38703 provides dependable protection against excess surface water.