The Garden HighPro Probox Master 300L is built for growers who need serious space and dependable structure. Spanning 300 x 150 x 200 cm, this tent offers plenty of cultivation area - ideal for managing multiple plants or running advanced grow systems. Its tough 600D nylon exterior stands up to daily use, while the interior is lined with high-reflective mylar to maximize your lighting efficiency. Inside, a heavy-duty aluminum frame with 30 mm poles provides solid support, holding up to 119 lbs of equipment like lights, carbon filters or ventilation fans. The access points include four large front doors and two side panels, making it easy to reach the plants from multiple angles. With two mesh-covered ventilation windows, it’s easy to regulate temperature and humidity.