Advanced HEPA Filtration for Cleaner Results The Pacvac Glide 300 Pre-Motor Cartridge Filter is built to deliver H13-grade HEPA performance, capturing up to 99.95% of fine dust, allergens, and microscopic particles. This high-efficiency filter helps maintain peak vacuum performance while significantly improving air quality in the environment. Precision Fit for Optimal Performance Designed specifically for the Pacvac Glide 300 backpack vacuum series, the 33mm pre-motor cartridge filter protects the motor by trapping fine particles before they can cause wear or damage. This ensures both your filter and your vacuum last longer, with less frequent servicing. Easy to Replace. Built to Last. With its durable construction and user-friendly design, this filter is easy to replace and highly effective – a smart maintenance upgrade for any cleaning professional or hygiene-conscious home.