As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100228406 A.O. Smith . 100228406 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00ANSI Z21.10.1 Attribute01Residential Attribute0235500 Attribute03CSA 4.1 Attribute0430 gal Attribute05Blue Diamond® Glass Coating Attribute06ProLine® Attribute0718 in Attribute08Bottom Attribute09Brass Attribute10, Attribute15, Attribute27No Attribute11Low Nox Attribute12, Attribute13NPT Attribute14NPT x NPT Attribute1668 Attribute17Natural Gas Attribute1850 in Attribute19Piezo Igniter Attribute20Vertical Mount Attribute2135.5 Attribute22Glass, Magnesium, Stainless Steel Attribute23Polymer Attribute24150 psi Attribute25Gas Attribute263/4 in Attribute280.58 Attribute29Atmospheric Vent Attribute30Top Attribute3130 - 40 gal Attribute32Short AttributeKey00ANSI Specifications AttributeKey01Application AttributeKey02BTU AttributeKey03CSA Certified AttributeKey04Capacity AttributeKey05Coating AttributeKey06Collection AttributeKey07, length_Attrib, width_AttribDiameter AttributeKey08Drain Location AttributeKey09Drain Valve Material AttributeKey10ETL Listed AttributeKey11Emission AttributeKey12End Connection 1 AttributeKey13End Connection 2 AttributeKey14End Connections AttributeKey15Energy Star Compliant AttributeKey16First Hour Rating AttributeKey17Fuel Type AttributeKey18, height_AttribHeight AttributeKey19Ignition System AttributeKey20Installation Type AttributeKey21MBH AttributeKey22Material AttributeKey23Material Type AttributeKey24Maximum Pressure AttributeKey25Power Source AttributeKey26Supply Pipe Connection AttributeKey27UL Listed AttributeKey28Uniform Energy Factor UEF AttributeKey29Vent Type AttributeKey30Water Connections AttributeKey31Water Heater Capacity Range AttributeKey32Water Heater Type DimensionUnitinch diameter, length, width18.0 height50.0 moq, multiple1 MPN100228406 qtyInStockCall for Availability SKU7165823 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com71658231Call for Availability1