As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100279563 A.O. Smith . 100279563 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute0096.00 Attribute01ANSI Z21.10.3 Attribute02Residential Attribute03199000 Attribute04For Sale in CA Attribute05CSA 4.3 Attribute0650 gal Attribute07Polaris™ Attribute0822 in Attribute09Bottom Attribute101/2 in Attribute11, Attribute16, Attribute27No Attribute12Ultra Low Nox Attribute13, Attribute14, Attribute15NPT Attribute17, Attribute18, Attribute191 in Attribute20253 gph Attribute21Natural Gas Attribute2263-3/4 in Attribute23199 Attribute24Stainless Steel Attribute25444 Attribute26Gas Attribute28Power Direct Vent Attribute29Top Attribute3041 - 50 gal Attribute31Tall AttributeKey00AFUE AttributeKey01ANSI Specifications AttributeKey02Application AttributeKey03BTU AttributeKey04CEC Compliant AttributeKey05CSA Certified AttributeKey06Capacity AttributeKey07Collection AttributeKey08, length_Attrib, width_AttribDiameter AttributeKey09Drain Location AttributeKey10Drain Opening AttributeKey11ETL Listed AttributeKey12Emission AttributeKey13End Connection 1 AttributeKey14End Connection 2 AttributeKey15End Connections AttributeKey16Energy Star Compliant AttributeKey17Fitting Size 1 AttributeKey18Fitting Size 2 AttributeKey19Fitting Sizes AttributeKey20Flow Rate AttributeKey21Fuel Type AttributeKey22, height_AttribHeight AttributeKey23MBH AttributeKey24Material AttributeKey25Material Type AttributeKey26Power Source AttributeKey27UL Listed AttributeKey28Vent Type AttributeKey29Water Connections AttributeKey30Water Heater Capacity Range AttributeKey31Water Heater Type DimensionUnitinch diameter, length, width22.0 height63.75 moq, multiple1 MPN100279563 qtyInStockCall for Availability SKU7314154 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com73141541Call for Availability1