Pentair Aurora vertical in-line pumps offer premium construction materials that exceed U.S. DOE energy standards, improve energy efficiency and reduce maintenance costs. Recently upgraded with premium construction materials as standard including ductile iron casings and stainless steel impellers to provide higher strength, less corrosion and durability. Available in 31 sizes with flow capacities to 12,000 GPM and head to 370 feet. These new pumps continue the Aurora In-Line tradition of providing high-quality, reliable, easy-to-maintain and space savings pump options for the commercial HVAC market.