SPI - 10A308 - SMD-31H-ME30 - The Observer 300 Indoor High Water Alarm (120V) Polylok's Channel and Trench Drain

Polylok's Channel and Trench Drain system is engineered to deliver the most flexibility in a heavy-duty design

Polylok’s new handle extension kit makes reaching a deeply installed filter easy and clean without grabbing the filter submerged in the effluent

Topp Industries 8X8X4 Duplex Junction Box W/ 2

Plug-In Junction Box

Corrosion-resistant nylon housing

SPI - 10A308 - SMD-31H-ME30 - The Observer 300 Indoor High Water Alarm (120V) Polylok's Channel and Trench DrainSPI 10A308 SMD 31H ME30 The Observer 300 Indoor High Water Alarm (120V) w 30' Alarm Float Indoor Alarm Audible and Visual Alarm 15' Alarm Float 6' Power Cord Quick Snap Terminal Connections (High Level) Literature