Product Description
Pro-Tech 8505 Commercial CO Monitor 3-Pack - Up to 3,000 Sq Ft

This 3-pack covers up to 3,000 square feet of open space based on the manufacturer's guideline of one monitor per 1,000 square feet, a common footprint for a small office or retail store. Each Pro-Tech 8505 continuously displays carbon monoxide from 9 to 999 ppm and alarms based on time-weighted average exposure limits from OSHA, NIOSH, ACGIH and Cal/OSHA.
Includes
- (3) Pro-Tech 8505 Commercial Carbon Monoxide Monitors
Planning Your Coverage
The one-per-1,000-square-feet guideline applies to large open areas with no walls or partitions. Separate rooms, and rooms with fuel-burning equipment such as furnaces, water heaters or boilers, may each need their own monitor. Mount on interior walls about three inches above eye level, at least 5 feet from combustion or cooking appliances.
Key Features
- Alarm points based on ACGIH, NIOSH, OSHA and Cal/OSHA exposure limits
- Continuous CO display from 9 to 999 ppm
- Peak level memory with duration and time, 30-day history and 8-hour TWA readout
- 85 dB alarm with red alarm LED and smart backlight
- One 9V alkaline battery per monitor; no wiring
For full specifications, alarm thresholds and installation details, see the owner's manual. The Pro-Tech 8505 is not listed to UL 2034 and is not intended to meet building or fire code CO alarm requirements. Not for unconditioned spaces, vehicles or hazardous locations.