[.:. ES Constant Company .:. Industrial Steam Specialties E.S. Constant Company is a manufacturer's representative for high-quality commercial product lines such as
Modine / Heatcraft, Thrush, Spence, Nicholson Steam Trap, Reco USA, Kadant Johnson, and Fibrelite. Located at 1072 NW Corporate Drive, Troutdale, OR 97060]