TN 1014505 Professional Series Replacement Vac Bags. 99% Micro Filtration. Provides up to 40% Increased Airflow. Janitized Vacuum Bags for Nobles Ultra Glide and Tennant 3110 and 3120 Vacuums, 10/pk. Replaces Castex/Nobles/Tennant Part #1014505. These are packed 10 per pack with 2 Micro Filters. If multiple packs are ordered, we will bulk ship and reduce your freight charges during processing.