• Designed to facilitate measurements according to U.S. Environmental Protection Agency protocols for home and building inspectors.
   
• Maximum Total Error:  Less than 3%.  The Alpha II® tested at Bowser-Morner Radon Laboratory showed a maximum error of +2.8% occurring at the highest humidity.  This accuracy makes the Alpha II® Continuous Radon Monitor essential for research laboratories.  The maximum error for building Inspections is set by the U.S. EPA at ± 25%.
   
• Real-time measurement of radon concentration for 1 hour to 7 years, displaying average concentration on built in LCD display or printed through the stand alone printer or your PC printer.

• The Alpha II® is provided with an adapter cable to interface with computers that have a USB port.  Click here for USB Instructions.
   
• One year warranty applies against all defects for instruments that have not been repaired, modified or abused.
   
• Unaffected by power surges or outages of less than 90 hours.
   
• The Alpha II® Continuous Radon Monitor is provided with an AC Adapter, USB to Alpha II® Adapter, and the User Manual.

ALPHA II® Continuous Radon
Monitor with Laptop

Click here for USB Instructions.

ALPHA II® Printer For stand-alone operation, a printer with interconnecting cable is available that prints the radon concentration report on 2¼" paper tape.

REAL ESTATE PROFESSIONALS

Real Estate Professionals can now make their own assessment of residential radon hazard with a simple to operate, battery or AC powered ALPHA II® Continuous Radon Monitor.