NST - Model NSW -Commercial Single-Wall Indirect Water Heaters

2″ Non-CFC Foam Insulation-Covers the sides and top of tank to save energy by retarding loss of heat.

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Factory Installed Nipples-For longer water heater life. Easier installation.
Fully Automatic Controls-immersed Honeywell aquastat.
Immersed Adjustable Honeywell Aquastat-Fast acting immersion aquastat for automatic temperature control (adjustable from 80°F to 160°F).
Ultonium® Lining-Niles Steel Tank water heater tanks are protected from the corrosive effects of hot water by an exclusive ceramic porcelain-like coating. The Niles Steel Tank high silica Ultonium® lining provides a tough interior surface for our hot water tanks.
Three Protective Anode Rods-Provides added protection against corrosion for long trouble-free service.
Factory Installed Sparge Tube System-Cold inlet sediment reduction device helps to minimize sediment build up in tank. Increases first hour delivery of hot water while minimizing temperature build up at top of tank.
Heat Exchanger-Single wall 1½” glass coated (Ultonium®) steel.
Supply and Return Connections-the 1″ NPT female connections are located on the front for both the boiler supply and boiler return.
Stand-by Heat Loss-less than ½°F per hour.
Brass Drain Valve.
T&P Relief Valve Installed-All models feature opening on side of tank.
5 Year limited Warranty on tank and heat exchanger.

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