Profile: Dolphin Equipment manufactures process, HVAC, plumbing and fire protection products for the institutional and commercial building markets. Our service line includes engineering, laser pump alignment, pump repair and tigerflow testing services. Our automatic air vent is designed for use on any hydronic or water service system, where pressure does not exceed 150 psi, and temperature is no greater than 240°F. Our packaged systems include booster, fire pumping, heat transfer, pumping and water heating systems. Our pumping accessories include flex connectors, triple duty valve, suction diffuser, cyclone separators, and HVAC flow diverter.