As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100330026 A.O. Smith . 100330026 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00ANSI Z21.10.1, ANSI Z21.10.3 Attribute01Residential Attribute0240000 Attribute03CSA 4.1, CSA 4.3 Attribute0440 gal Attribute05ProLine® XE Attribute0622 in Attribute07Brass Attribute08, Attribute21No Attribute09Ultra Low Nox Attribute10Yes Attribute1175 Attribute1241 gph Attribute13Natural Gas Attribute14Energy Star, Yes Attribute1558-1/4 in Attribute16150 Attribute17Blue Diamond® Glass Attribute1840 Attribute19Gas Attribute203/4 in Attribute220.7 Attribute23Power Direct Vent Attribute24Top Attribute2530 - 40 gal Attribute26Short 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 AttributeKey12Flow Rate AttributeKey13Fuel Type AttributeKey14Green AttributeKey15, height_AttribHeight AttributeKey16High Pressure AttributeKey17Lining of Tank AttributeKey18MBH AttributeKey19Power Source AttributeKey20Supply Pipe Connection AttributeKey21UL Listed AttributeKey22Uniform Energy Factor UEF AttributeKey23Vent Type AttributeKey24Water Connections AttributeKey25Water Heater Capacity Range AttributeKey26Water Heater Type DimensionUnitinch diameter, length, width22.0 height58.25 moq, multiple1 MPN100330026 qtyInStockCall for Availability SKU9515685 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com95156851Call for Availability1