Probox Magnum 300XL by Garden Highpro is a large indoor grow tent measuring 300 x 200 x 220 cm, built with a durable 600D nylon exterior and a premium Mylar interior rated at 97% reflectivity. Its sturdy aluminum frame uses 20 mm bars and supports up to 81 kg of mounted equipment. Access is ample: two front doors (95 x 180 cm) and four side doors (95 x 115 cm) with lightproof zippers. Venting and cable management include six Ø270 mm and four Ø210 mm duct ports plus six Ø80 mm cable sleeves. Two 25 x 25 cm viewing windows and two 60 x 25 cm ventilation windows aid monitoring and intake. Internal volume is approximately 13.2 m³. Part of Garden Highpro’s Probox Magnum series.
