Sigma Greenhouse Roof Vent Size:3 ft. × 1.4 ft. - manual easy-to-install and maintain kit of

easy-to-install and maintain kit of hoses

Its three-tier circular design creates an attractive 360° display that maximizes visibility from every angle

3-inch (185mm) length

without disturbing delicate plants

Sigma Greenhouse Roof Vent Size:3 ft. × 1.4 ft. - manual easy-to-install and maintain kit ofGrow a flourishing garden unbothered by the sweltering summer heat. Easily control the airflow into your Sigma Greenhouse to bring in a refreshing breeze that helps your plants grow healthy and strong. Sigma Roof Vent Features: Made from galvanized steel and polycarbonate for long lasting durability Manual opening so you can control the ventilation of the greenhouse Rust resistant and low maintenance year round Simple design for fast and easy