The standard dimensions are 1200/1500/1800 × 850 × 2350 mm; custom sizes are also available, and the unit can be configured as a floor‑standing fume hood or an oversized ventilation chamber. The outer shell and inner liner—optionally equipped with ceramic fiber panels at an additional cost—are manufactured via molded composite technology using high‑performance resin and glass fiber, resulting in a flame‑retardant material that is resistant to acids, alkalis, and corrosion. It features a touch‑controlled LCD panel, four power outlets, and an intelligent delayed‑start protection device to ensure thorough exhaust and extend equipment life while preventing the backflow of toxic gases. Equipped with LED lighting, an electronic circuitry and LCD control panel, and a 10 A multi‑function splash‑proof outlet. The upper and lower sliding doors utilize thickened synchronous‑wheel frames made of reinforced aluminum alloy or PP. Standard configuration includes a corrosion‑resistant 12.7 mm physicochemical board worktop with acid‑ and alkali‑resistant properties; alternatively, a ceramic or epoxy resin worktop can be selected for an additional fee.