Carbon Monoxide Alarms from Home Service Plus^® 

Carbon monoxide (CO) is one of the deadliest contaminants found in indoor air. It's odorless, colorless, and toxic. Because it is impossible to see or smell the toxic fumes, it's impossible to detect them without help. That's why you need a carbon monoxide alarm from Home Service Plus.

Nighthawk is recognized as the industry leader in carbon monoxide alarms for quality, reliability and value. Our Nighthawk alarms feature a continuous digital display that warns homeowners of even minute levels of carbon monoxide. They're UL-listed; they plug into any outlet; and they have a rechargeable battery back-up if the power goes out. So, protect your family with a carbon monoxide alarm from Home Service Plus. You'll get:

• Rechargeable, back-up battery which operates for up to 20 hours.
• Seven-year limited warranty.
• Digital readout from 30-999 PPM (parts per million) confirms carbon monoxide at all levels.
• High-level memory display showing the highest carbon monoxide readings since unit was last reset.
• Powerful 85-decibel alarm alerts you even when you're sleeping.
• Advanced sensor lasts up to 10 years.