As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100274239 A.O. Smith . 100274239 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00ANSI Z21.10.1 Attribute01Residential Attribute0240000 Attribute03CSA 4.1 Attribute0440 gal Attribute05ProLine® Master Attribute0620 in Attribute07Brass Attribute08, Attribute10, Attribute28No Attribute09Low Nox Attribute1180 Attribute12, Attribute13, Attribute143/4 in Attribute1542 gph Attribute16Natural Gas Attribute1761-3/4 in Attribute18150 Attribute19Push Button Spark Ignition Attribute20Blue Diamond® Glass Attribute2140 Attribute22Magnesium, Stainless Steel Attribute23Polymer Attribute24300 psi Attribute25Domestic Attribute26Gas Attribute271/2 in Attribute290.66 Attribute30Atmospheric Vent Attribute31Top Attribute3230 - 40 gal Attribute33Tall AttributeKey00ANSI Specifications AttributeKey01Application AttributeKey02BTU AttributeKey03CSA Certified AttributeKey04Capacity AttributeKey05Collection AttributeKey06, length_Attrib, width_AttribDiameter AttributeKey07Drain Valve Material AttributeKey08ETL Listed AttributeKey09Emission AttributeKey10Energy Star Compliant AttributeKey11First Hour Rating AttributeKey12Fitting Size 1 AttributeKey13Fitting Size 2 AttributeKey14Fitting Sizes AttributeKey15Flow Rate AttributeKey16Fuel Type AttributeKey17, height_AttribHeight AttributeKey18High Pressure AttributeKey19Ignition System AttributeKey20Lining of Tank AttributeKey21MBH AttributeKey22Material AttributeKey23Material Type AttributeKey24Maximum Pressure AttributeKey25Origin AttributeKey26Power Source AttributeKey27Supply Pipe Connection AttributeKey28UL Listed AttributeKey29Uniform Energy Factor UEF AttributeKey30Vent Type AttributeKey31Water Connections AttributeKey32Water Heater Capacity Range AttributeKey33Water Heater Type DimensionUnitinch diameter, length, width20.0 height61.75 moq, multiple, tierMinQty11 MPN100274239 qtyInStockCall for Availability SKU7305941 tierPrice1729.00 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com73059411Call for Availability11 @ $729.00