As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100279941 A.O. Smith . 100279941 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00ANSI Z21.10.3 Attribute01Residential Attribute0275100 Attribute03For Sale in CA Attribute04CSA 4.3 Attribute0574 gal Attribute06Blue Diamond® Glass Coating Attribute07ProLine® Attribute0826-1/2 in Attribute09Bottom Attribute10Brass Attribute11, Attribute16No Attribute12Low Nox Attribute13, Attribute14, Attribute15NPT Attribute17Natural Gas Attribute1861 in Attribute19Piezo Igniter Attribute20Vertical Mount Attribute2175.1 Attribute22Glass, Magnesium, Stainless Steel Attribute23Polymer Attribute24150 psi Attribute25154 Attribute26Gas Attribute271 in Attribute28Up to 154 Deg F Attribute29Atmospheric Vent Attribute30Top Attribute3151 - 100 gal Attribute32Tall AttributeKey00ANSI Specifications AttributeKey01Application AttributeKey02BTU AttributeKey03CEC Compliant AttributeKey04CSA Certified AttributeKey05Capacity AttributeKey06Coating AttributeKey07Collection AttributeKey08, length_Attrib, width_AttribDiameter AttributeKey09Drain Location AttributeKey10Drain Valve Material AttributeKey11ETL Listed AttributeKey12Emission AttributeKey13End Connection 1 AttributeKey14End Connection 2 AttributeKey15End Connections AttributeKey16Energy Star Compliant AttributeKey17Fuel Type AttributeKey18, height_AttribHeight AttributeKey19Ignition System AttributeKey20Installation Type AttributeKey21MBH AttributeKey22Material AttributeKey23Material Type AttributeKey24Maximum Pressure AttributeKey25Maximum Temperature AttributeKey26Power Source AttributeKey27Supply Pipe Connection AttributeKey28Temperature Range AttributeKey29Vent Type AttributeKey30Water Connections AttributeKey31Water Heater Capacity Range AttributeKey32Water Heater Type DimensionUnitinch diameter, length, width26.5 height61.0 moq, multiple1 MPN100279941 qtyInStockCall for Availability SKU4161261 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com41612611Call for Availability1