As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100122859 A.O. Smith . 100122859 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute0014.6 Attribute01ANSI Z21.10.3 Attribute02Commercial Attribute03650000 Attribute04Yes Attribute05Burkay® Genesis Attribute06, Attribute14, Attribute19No Attribute07Natural Gas Attribute0831-1/2 in Attribute09Hot Surface Ignition Attribute10650 MBH Attribute1165-5/8 in Attribute12Galvanized Steel Attribute13160 psi Attribute15Single Phase Attribute16Gas Attribute17, Attribute182 in Attribute20, Voltage120V Attribute2122-1/4 in AttributeKey00AMP AttributeKey01ANSI Specifications AttributeKey02Application AttributeKey03BTU AttributeKey04CSA Certified AttributeKey05Collection AttributeKey06Energy Star Compliant AttributeKey07Fuel Type AttributeKey08, height_AttribHeight AttributeKey09Ignition System AttributeKey10Input MBH AttributeKey11, length_AttribLength AttributeKey12Material AttributeKey13Maximum Pressure AttributeKey14NSF Certified AttributeKey15Phase AttributeKey16Power Source AttributeKey17Return Pipe Connection AttributeKey18Supply Pipe Connection AttributeKey19UL Listed AttributeKey20Volts AttributeKey21, width_AttribWidth DimensionUnitinch height31.5 length65.625 moq, multiple, tierMinQty11 MPN100122859 qtyInStockCall for Availability SKU4711908 tierPrice18557.58 width22.25 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com47119081Call for Availability11 @ $8557.58