Smaller relief valve for popular size boilers

Silicone disc is highly heat-resistant

Compact, modern design is ideal for smaller size OEM boilers

Bronze body with bronze seat and stainless steel spring

Modulating Ultra Force High Efficiency Power Vent is an industry leader in high efficiency commercial water heating

The current modulating models adjust firing rate to the specific demand further increasing efficiency and money savings

Exclusive State designed color touch display control system

Provides detailed water heater status information

Built-in diagnostics

Intelligent Demand Response (IDR) feature senses large water draws and automatically adjusts the differential set point

This feature increases the hot water available when it is needed the most

SUBMERGED COMBUSTION CHAMBER, with HELICAL HEAT EXCHANGER COIL-Positioned in center of tank, surrounded by water to virtually eliminate radiant heat loss from chamber

Spiral heat exchanger keeps hot burner gases swirling, uses centrifugal force to maximize efficiency of heat transfer to water in tank

Spiral heat exchanger reduces lime scale from forming on water-side surfaces, which maintains energy efficiency over time

POWERED ANODES Standard ON ALL MODELS-Provides long-lasting tank protection in varying water conditions

Powered anodes are non-sacrificial

Automatically adjusts output needed to properly protect the tank

MECHANICAL VENTING VERSATILITY-Conventional power venting or direct venting

Vents vertically or through a sidewall

Front located exhaust and condensate connections allow for easy install and access

Energy Star® Rated

Lead-Free

Painted Red To Indicate Hot-Water Usage

40 Deg C Ambient

Reversible Rotation

Resilient Hub Rings

Special Balance For Quit Operation

Class B Insulation

1725 RPM

Automatic Reset Thermal Overload Protector

Sleeve Bearings Have All Angle Thrust System

Units Match OEM performance And Mechanical Features

Sleeve Bearings Unless Noted