Specifications include, but are not limited to: The contractor must furnish and maintain, in good repair, all commercial grade equipment including, but not limited to mops, brooms, buffers, vacuums, and any other equipment necessary.a.The contractor must supply commercial vacuum cleaners that meet requirements of the Carpet and Rug Institutes “Green Label” Vacuum Cleaner Criteria and are capable of capturing 96% of particulates 0.3 microns in size and operate with a sound level less than 70 decibels (dBA).(Information on CRI Green Label certification can be found at www.carpet-rug.org.) Vacuums must be equipped with the proper filter or bag. The filters must be changed or cleaned consistent with the manufacturer’s recommendations. Vacuum bags or canisters shall be inspected at least every two hours and changed or replaced when half full or when indicated by a bag sensor,if vacuum is so equipped.