Feature T400 Series T600 Series T700 Series Coverage Area Up to 1,000 sq. ft. Up to 2,000 sq. ft. Up to 2,500 sq. ft. Filtration System TarBarrier prefilter + 12-lb Activated Carbon Filter + HEPA Barrier (95% 1 micron) TarBarrier prefilter + 26-lb Activated Carbon Filter + HEPA Barrier (95% 1 micron) TarBarrier prefilter + 26-lb Activated Carbon Filter + HEPA Barrier (99.97% 0.3 microns) Carbon Filter 12-lb Activated Carbon (100% Coconut Shell) 26-lb Activated Carbon (100% Coconut Shell) 26-lb Activated Carbon (100% Coconut Shell) DLX Carbon Filter Upgrade 12-lb Impregnated Carbon (Potassium Iodide + Coconut Shell Carbon) 26-lb Impregnated Carbon (Potassium Iodide + Coconut Shell Carbon) 26-lb Impregnated Carbon (Potassium Iodide + Coconut Shell Carbon) Fan Speed (CFM) 353 CFM (Free Flow) 560 CFM (Free Flow) 635 CFM (Free Flow) Air Exchanges / Hour 2 per hour (based on 8-ft ceilings) 2 per hour (based on 8-ft ceilings) 2 per hour (based on 8-ft ceilings) Filter Efficiency 95% of airborne particles 1 micron 95% of airborne particles 1 micron 99.97% of airborne particles 0.3 microns Prefilter TarBarrier vacuumable, replace every 612 months TarBarrier vacuumable, replace every 612 months TarBarrier vacuumable, replace every 612 months Main Particle Filter HEPA Barrier (95% 1 micron) HEPA Barrier (95% 1 micron) HEPA Barrier (99.97% 0.3 microns) Filter Replacement Cycle Prefilter: 612 monthsCarbon: 2 yearsHEPA Barrier: 1 year Prefilter: 612 monthsCarbon: 2 yearsHEPA Barrier: 1 year Prefilter: 612 monthsCarbon: 2 yearsHEPA Barrier: 1 year Noise Level Quiet 3-speed operation Quiet variable speed Ultra-quiet even at high airflow Design & Build 15.5H 12W powder-coated steel (no casters) 23H 15W powder-coated steel with casters 23H 15W powder-coated steel with casters Colors Available Black, White, Champagne Mist, Soft Silver Black, White, Cream, Champagne Mist, Soft Silver Black, White, Cream, Champagne Mist, Soft Silver Voltage 110120V 115V or 220V 115V or 220V Energy Use Approx. $0.27/day on medium speed Approx. $0.27/day on medium speed Approx. $0.27/day on medium speed Ideal For Homes, offices, and small smoking areas Homes, restaurants, bars, and smoking lounges Large homes, lounges, and hospitality venues Special Features Compact design, energy-efficient, easy maintenance High-capacity 26-lb carbon filter, full-size housing High-airflow 635 CFM motor, quiet operation, advanced filtration Performance Efficiency 95% of airborne particles 1 micron 95% of airborne particles 1 micron 99.97% of airborne particles 0.3 microns Main Difference Compact unit for smaller spaces Larger capacity and stronger carbon filter Next-gen airflow system with higher CFM and quieter operation
Collins, S
'Cold turkey' best way to quit smoking, study shows Published People who want to quit smoking are more likely to succeed if they go "cold turkey" by stopping abruptly, a study in Annals of Internal Medicine shows
The G4 Pro easily lasted a full day and charged quickly when needed
Meanwhile, 12.4% of American adults in the South smoke, along with 10.4% in the Northeast and 8.9% in the West
