Maverick Sun Superwide R-SW8-ADJ/1 Grow Light Reflector With 8-Inch Duct And Adjustable Socket Designed for perfect 5-foot by 5-foot footprint Hinged for easy cleaning and lamp changes Completely air-tight for controlled environment rooms Designed for perfect 5-foot by 5-foot footprint Hinged for easy cleaning and lamp changes Completely air-tight for controlled environment rooms No Tools adjustable socket Rubber silicon gasket provides a no-leak seal