A.O. Smith Signature 500 40-Gallon Short 12-Year Warranty 5500-Watt Double Element Smart Electric Water Heater with Leak Detection & Automatic Shut-Off Item #3492162 Model #807137-000-129-000 Hardie® Backer cement board is

Hardie® Backer cement board is a tile underlayment made to use on walls

insulating foam sealant that expands up to 3 inches to take the shape of gaps

Drying positions: 0 degree

Elegant 5/16 -inch (8 mm) clear tempered glass with Lotus glass protection on both sides

making this a flexible option for 1- or 3-hole sink designs

A.O. Smith Signature 500 40-Gallon Short 12-Year Warranty 5500-Watt Double Element Smart Electric Water Heater with Leak Detection & Automatic Shut-Off Item #3492162 Model #807137-000-129-000 Hardie® Backer cement board isA. O. Smith's Signature 500 Series 40 Gallon Short Electric Water Heater is designed to provide efficient and reliable hot water and give you more peace of mind with brand new features. iCOMM Smart Connectivity allows you to get notifications and manage your water heater from your smartphone. Leak Watch Smart technology immediately alerts you of a leak giving you time to react, and a Leak Shield shut off valve automatically shuts off water supply when