The Hiblow HP Septic Air Pumps are the industry standard for wastewater treatment and septic remediation aeration needs. The Hiblow HP series pumps feature long lasting diaphragms, quiet and energy efficient operation, and are very easy to install. The Hiblow XP Linear Septic Air Pumps offer an economic alternative to the robust, workhorse HP series models. The XP series provide similar airflow while using less electricity, all at a lower price point. Hiblow are dependable products that you can count on for your wastewater treatment system.