A.O. Smith

ProLine® Master 40 gal. Short 40 MBH Residential Natural Gas Water Heater

Part #AHWRL00L010000 | Manufacturer Part #100274373

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This Item: A.O. Smith ProLine® Master 40 gal. Short 40 MBH Residential Natural Gas Water Heater

INTELLIGENT CONTROL LOGIC - The internal microprocessor provides enhanced operating parameters and tighter differentials for precise sensing and faster heating response to optimize performance
GREEN CHOICE® GAS BURNER - Patented eco-friendly burner design reduces NOx emissions by up to 33% and complies with Low-NOx emission requirements of less than 40 ng/J
DYNACLEAN DIFFUSER DIP TUBE - Helps reduce lime and sediment buildup and maximizes hot water output and is made from long lasting PEX cross-linked polymer
COREGARD ™ ANODE ROD - Our anode rods have a stainless steelcore that extends the life of the anode rod allowing superior tank protection far longer than standard anode rods and ProLine Master products have increased anode protection with either longer, ormultiple anodes depending on model
PUSH-BUTTON PIEZO IGNITOR - Makes lighting the pilot fast and easy withone-hand push-button spark ignition
HEAT TRAP NIPPLES - Factory-installed for faster installation
BLUE DIAMOND® GLASS COATING - Provides superior corrosion resistancecompared to industry standard glasslining and this coating blend isformulated in the same lab that creates the protection for our industry-leading commercial product line
ENHANCED-FLOW BRASS DRAIN VALVE - Our residential water heaters have a solid brass, tamper resistant, enhanced-flow, ball type, drain valve
8-year limited tank and parts warranty