Kidde Firex Smoke & Carbon Monoxide Detector, Hardwired with 9V Battery Backup & Voice Alarm, 3-Pack PPG1236-4 which are a soft window

which are a soft window treatment

Reduces harmful scale build-up

Large on/off switch for safe and quick access

Fully reversible lever

Also an ideal underlayment for tile on floors and countertops in new construction and remodeling

Kidde Firex Smoke & Carbon Monoxide Detector, Hardwired with 9V Battery Backup & Voice Alarm, 3-Pack PPG1236-4 which are a soft windowThe Kidde Firex Combination Smoke & Carbon Monoxide Detector uses a 120 V AC power source with one nine V alkaline battery as backup so your home is always protected. This detector will warn you of fire particles and elevated carbon monoxide levels, even if the power is out, with its voice alert system. The green LED lets you know it's receiving power and the voice will let you know when the battery is low. It can be used solo or interconnected with