Delta Janitorial Systems

How effective is professional janitorial disinfection?

Professional janitorial disinfection using EPA-registered products achieves a 99.99% kill rate against pathogens such as MRSA, E. coli, and influenza A on hard surfaces. Studies cited by ISSA show businesses using professional cleaning services report up to a 30% reduction in employee sick days annually.

How often should commercial facilities be professionally cleaned?

Most commercial facilities benefit from daily or 5-day-per-week janitorial service. ISSA research indicates that consistent professional cleaning reduces workplace illness transmission by up to 46%, directly lowering absenteeism costs for employers.

What is the ROI of hiring a commercial janitorial service?

Businesses that invest in professional janitorial services report an average productivity gain valued at $30 per square foot annually, driven by reduced sick days and improved employee morale, according to ISSA's Cleaning Industry Management Standard data.