Secure Support & Vibration Control - Designed to stabilize and secure exhaust fan front covers, these grille springs prevent loosening or detachment during operation. They absorb vibrations caused by frequent on/off cycles, reducing wear and deformation to extend your fan’s lifespan Compatibility - Specifically engineered for Broan-NuTone FGR300S and FGR300 plastic grille covers. Ideal for Roomside Series bathroom ventilation fans—check your model/part number before purchase (exclusively for designated grilles) Premium Spring Steel Build - Crafted from high-elasticity, corrosion-resistant spring steel for long-term durability in humid environments. Combines wear resistance with rustproof performance to maintain structural integrity Effortless 10-Minute Installation - Replace worn-out springs quickly with just a screwdriver and wrench—no cutting or specialized tools required. Safety Tip: Always turn off the fan’s power supply before installation Complete Kit with Precautions - Includes 2 grille springs. Ensure compatibility with your exhaust fan model to avoid mismatches (not suitable for non-specified grille types) Secure Support & Vibration Control - Designed to stabilize and secure exhaust fan front covers, these grille springs prevent loosening or detachment during operation. They absorb vibrations caused by frequent on/off cycles, reducing wear and deformation to extend your fan’s lifespan. Compatibility - Specifically engineered for Broan-NuTone FGR300S and FGR300 plastic grille covers. Ideal for Roomside Series bathroom ventilation fans—check your model/part number before purchase (exclusively for designated grilles). Premium Spring Steel Build - Crafted from high-elasticity, corrosion-resistant spring steel for long-term durability in humid environments. Combines wear resistance with rustproof performance to maintain structural integrity. Effortless 10-Minute Installation - Replace worn-out springs quickly with just a screwdriver and wrench—no cutting or specialized tools required. Safety Tip: Always turn off the fan’s power supply before installation. Complete Kit with Precautions - Includes 2 grille springs. Ensure compatibility with your exhaust fan model to avoid mismatches (not suitable for non-specified grille types).