PRODUCTS
WATER HEATERS & BOILERS

There can be extensive demands for domestic (potable) hot water in both residential and commercial applications. Hydrastone-lined Alliance SL indirectfired water heaters meet the needs for domestic hot water with a unique design and uncompromising reliability.

• Seamless hydrastone-lined tank
• VERY LOW standby heat loss
• Proprietary TPI thermostat control accurately controls the output water temperature and helps eliminate tank overload.
• Top mount removable heat exchanger with double o-ring design for easy installation and service and eliminates the need for welds between the piping and the tank.
• Two to three inches of polyurethane foam insulation combined with the stone lining resulting in extremely low standby heat loss.
• Larger coil diameter and spacing designed and positioned for maximum heating output and minimizes build-up.