As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100191322 A.O. Smith . 100191322 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute0090.10 Attribute01ANSI Z21.10.1 Attribute02Residential Attribute0340000 Attribute04For Sale in CA Attribute05CSA 4.1 Attribute0640 gal Attribute07ProLine® Attribute0820 in Attribute09Bottom Attribute10Brass Attribute11, Attribute16, Attribute34No Attribute12Low Nox Attribute13, Attribute14, Attribute15NPT Attribute1780 Attribute18, Attribute19, Attribute203/4 in Attribute21Natural Gas Attribute2261-3/4 in Attribute23Push Button Spark Ignition Attribute24Vertical Mount Attribute25Blue Diamond® Glass Attribute2640 Attribute27Aluminum, Stainless Steel Attribute28Polymer Attribute29150 psi Attribute30155 Attribute31Gas Attribute321/2 in Attribute33Up to 155 Deg F Attribute350.66 Attribute36Atmospheric Vent Attribute37Top Attribute3830 - 40 gal Attribute39Tall AttributeKey00AFUE AttributeKey01ANSI Specifications AttributeKey02Application AttributeKey03BTU AttributeKey04CEC Compliant AttributeKey05CSA Certified AttributeKey06Capacity 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 AttributeKey17First Hour Rating AttributeKey18Fitting Size 1 AttributeKey19Fitting Size 2 AttributeKey20Fitting Sizes AttributeKey21Fuel Type AttributeKey22, height_AttribHeight AttributeKey23Ignition System AttributeKey24Installation Type AttributeKey25Lining of Tank AttributeKey26MBH AttributeKey27Material AttributeKey28Material Type AttributeKey29Maximum Pressure AttributeKey30Maximum Temperature AttributeKey31Power Source AttributeKey32Supply Pipe Connection AttributeKey33Temperature Range AttributeKey34UL Listed AttributeKey35Uniform Energy Factor UEF AttributeKey36Vent Type AttributeKey37Water Connections AttributeKey38Water Heater Capacity Range AttributeKey39Water Heater Type DimensionUnitinch diameter, length, width20.0 height61.75 moq, multiple1 MPN100191322 qtyInStockCall for Availability SKU5086292 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com50862921Call for Availability1