Vent Systems Black 4" Inch Dryer Hood with Bird Guard and Backdraft Damper Designed UV Protected Non Return Valve Outlet Cowl Exhaust Air Grille Clothes Cover

EXACT FIT FOR 4” ROUND DUCTS – Outer size 190 x 190 mm (7.48” x 7.48”), duct connection Ø100 mm (3.94”). Compatible with standard round ventilation systems, exhaust fans, dryers, and HVAC ducts. DURABLE WEATHER-RESISTANT PLASTIC – Made from UV-stabilized, impact-resistant plastic that withstands sunlight, rain, and cold without cracking or fading. Designed for long-term outdoor reliability. BUILT-IN GRILLE PROTECTION – Integrated rigid grille keeps dust and debris from entering your vent system while maintaining strong, consistent airflow. No separate screen needed. EASY WALL INSTALLATION – Mounts directly onto exterior walls using screws or sealant. Simple setup, no professional tools required, easy to remove for cleaning. (SCREWS ARE INCLUDED) OPTIMIZED FOR OUTDOOR USE – Perfect for dryer vents, bathroom exhaust, or HVAC outlets in homes, garages, or workshops. Provides efficient ventilation and protects from weather exposure.