Made to fit most regular style floor air vents (can be trimmed). Vent filters will not noticeably affect air-flow if changed regularly (approximately 12 weeks). Helps keep household dust under control by trapping it before it can reach the living area. Especially effective for allergy sufferers.
For central heating and air conditioning systems with hammock filter frames. Made up of interlocked, continuous filament glass fibers. For best performance, change filters monthly. Ideal for households with dust and pets. Made of electrostatically charged filter media.
Self-supporting and can be trimmed to fit any size. Washable and re-usable. Bacterial and germ resistant. Traps dust, dirt and pollen.