About this item

• Stretchable silicone, wider touching, reducing gap, more stable hold，no rattle: These box fan filter straps are designed with not just one fixed size fitment to turn the box fan air filter into a simple filter Setup.
• Flexible Fit, Soft yet sturdy silicone stretches with controlled tension: these box fan filter straps adapt to not just one fixed size. Balanced tension holds firmly without crushing box fan air filter edges.
• No Tape, No Sticky Residue: Replace duct tape, double-sided tape, zip ties and messy DIY fixes with reusable box fan air filter kit that keep the setup cleaner, neater, and easier to maintain. No need to adjust anymore.
• Enhances box fan operating efficiency, used with a box fan with filter straps, these box fan filter attachment enhances operating efficiency, reduces dust accumulation and extends service life of box fan, all while maintaining optimal airflow.
• Easy Filter Changes: Remove and reinstall the reusable air filter straps needs in homes, garages, workshops, offices, and everyday DIY box fan filter kit setups. No cutting fasteners, peeling tape or sticky residue.