First Alert Rechargeable 1-a:10-b:c Residential Fire Extinguisher Item #777849 Model #RW8963 It fits a rough duct

It fits a rough duct opening 30 inches wide by 10 inches long

Latch has adjustable backset 2-3/8" to 2-3/4" to fit all standard door preparations

Attractive stainless steel exterior complements modern kitchen decor

Includes a 515 HEA spray tip

First Alert Rechargeable 1-a:10-b:c Residential Fire Extinguisher Item #777849 Model #RW8963 It fits a rough ductThe First Alert HOME1 fire extinguisher can be your first line of defense in case of a fire in your home, boat, car or business. The multipurpose home fire extinguisher is ideal for use in any household location and is designed to fight wood; paper; fabric; flammable liquid and electrical fires. This item meets bureau of motor carriers and UL standards and can be recharged by a certified professional. It also includes a mounting bracket to keep the