Photoelectric Smoke Alarm, Hardwired w/Battery Backup Nut Setters & Bit Holders DEF is the primary ingredient

DEF is the primary ingredient used to help convert NOx to harmless nitrogen and water

Pack I is a strong algae-fighting pool shock with Cal Hypo

Meyer's Multi-Surface Concentrate Cleaner Is A Hard-Working Generalist For Use On All Non Porous Home Surfaces

wafer board

Photoelectric Smoke Alarm, Hardwired w/Battery Backup Nut Setters & Bit Holders DEF is the primary ingredient120V AC DC Photo Smoke Alarm, Includes A Large Opening In The Mounting Bracket For Easy Access To Wiring, Key Hole Slots In The Mounting Bracket Eliminate The Need To Remove The Electrical Box Screws For Installation, Battery Pull Tab Keeps The Battery Fresh Until The Home Is Occupied, Battery Installation & Removal Can Occur While The Unit Is Mounted To The Ceiling Or Wall Via The Side Load Battery Compartment, 2 Locking Features Are Provided To