Amtrol 41 Gallon WH-41Z BoilerMate Classic Series Indirect-Fired Water Heater

The Classic Series BoilerMate is the indirect water heater that started it all. With three decades of proven performance and reliability, the Classic Series remains the industry standard. Features: Includes drain and T&P valve Durable triple shell construction Corrosion-proof High Density Polyethylene (HDPE) inner liner Energy efficient molded urethane insulation Deep drawn pressure shell offers twice the strength of traditional construction High efficiency heat exchanger Double-pass design works w/ standard circulators. No large pumps required Large surface area for high transfer efficiency; Over 40% greater transfer than most comparable heaters Exchanger is removable for cleaning and service Durable, high gloss urethane finish looks good for years Electromechanical thermostat Year Limited Warranty on Heat Exchanger and Tank Assembly Only. Limited Lifetime Upgrade Option Available. See Literature for Upgrade Information.