Thompson’s HT self-priming centrifugal trash pump is designed for dewatering applications in the construction, industrial, civil engineering and public works industries. Made with solid cast-iron construction, the unit features cast-iron rubber-lined wear plates and dry-running abrasion-resistant tungsten carbide mechanical seals with viton elastomers. Each model includes two- or three-vane impellers in sizes ranging from 3 to 8 inches with capacities up to 2,600 gpm and heads to 142 feet.