As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100210366 A.O. Smith . 100210366 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00ANSI Z21.10.1 Attribute01Residential Attribute0237000 Attribute03, Attribute11, Attribute16, Attribute19, Attribute21, Attribute22, Attribute30, Attribute34No Attribute04CSA 4.1 Attribute0550 gal Attribute06Blue Diamond® Glass Coating Attribute07ProLine® Attribute0821 in Attribute09Bottom Attribute10Brass Attribute12Low Nox Attribute13, Attribute14NPT Attribute15NPT x NPT Attribute1788 Attribute18Propane Attribute2060-3/4 in Attribute23Piezo Igniter Attribute24Vertical Mount Attribute2537 Attribute26Glass, Stainless Steel Attribute27Polymer Attribute28150 psi Attribute29155 Attribute31Gas Attribute323/4 in Attribute33Up to 155 Deg F Attribute350.6 Attribute36Atmospheric Vent Attribute37Top Attribute3841 - 50 gal Attribute39Tall AttributeKey00ANSI Specifications AttributeKey01Application AttributeKey02BTU AttributeKey03CARB OTC LEED 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 AttributeKey17First Hour Rating AttributeKey18Fuel Type AttributeKey19GSA Approved AttributeKey20, height_AttribHeight AttributeKey21IAPMO Listed AttributeKey22ISO Specifications AttributeKey23Ignition System AttributeKey24Installation Type AttributeKey25MBH AttributeKey26Material AttributeKey27Material Type AttributeKey28Maximum Pressure AttributeKey29Maximum Temperature AttributeKey30NSF Certified 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, width21.0 height60.75 moq, multiple1 MPN100210366 qtyInStockCall for Availability SKU5096923 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com50969231Call for Availability1