LUXCORE Max reflector in an enriched environment can easily exhaust excess heat without disturbing ambient CO2 levels, which make plants take sufficient photosynthesis. It can promote your plants growing well. FEATURES: Intense light pattern and Completely airtight Allow the maximum airflow passes over the lamp through both ends Includes tempered glass, built-in socket and 15' lamp cord 95% reflective aluminum interior for maximum lighting reflection and uniformity Sturdy steel construction with durable white powder coated Built-in with 6" air-cooled fittings Accommodates all lamp sizes except BT-56 Dimensions: 26.25" x 13.25" x 8"(L*W*H)