yotijay Exhaust Fan Extractor Fan Air Ventilation for Chicken Coops Shed Roofs Window RV

Install: This exhaust panels and fans need fastened to solid walls or roofs. Surface Durability: Waterproof, anti , and energy saving. Work Effectively: Keeping the clean helps to eliminate the smell of pets, , etc. Outdoor effectively convert sunlight into electrical energy. Wide Applications: Suitable for greenhouses, pet houses, tree houses and RVs, etc. Maintaining comfortable temperature Specification: Material: Monocrystalline Silicon Size: 35cmx20cm/13.78inchx7.87inch Package Includes: 1 Panels 2 Fans