Three Portable Toilets

If 'three portable toilets' refers to 'three-person portable toilets', they typically feature three toilet units within a single independent mobile compartment. There are various types and characteristics, detailed as follows:

Types

• Three-person luxury portable restrooms: These have a high-end exterior and interior. The overall structure is made of steel, with a welded restroom frame. The exterior walls are clad in ivory-white aluminum-plastic panels, and the interior is equipped with ceramic squat toilets, flush tanks, and washbasins, providing a comfortable user experience.
• Three-person portable public toilets: There are numerous brands, such as Jiasheng, Jinhong Pipeline, and Shiteng. The flushing methods are diverse, including foot-operated flushing, push-button flushing, automatic flushing, and manual flushing. Heights vary, with options like 2.5m, 2.7m, and 2.9m. Materials include stainless steel, color-coated steel, and aluminum-plastic panels, meeting the needs of different scenarios.
• Three-squat-unit portable toilets: These feature three toilet units with squat toilets within a single independent mobile compartment.
• Three-squat-position portable toilets: Brands include Gerunsi Environmental Protection, Big Bee, and Fangda Mofang. Types include portable toilets, eco-friendly toilets, and water-flush toilets. Materials include steel structures, color-coated steel, and stainless steel. They have a wide range of uses, such as outdoor restrooms, mobile restrooms, public toilets, and eco-friendly toilets.

Structural Composition and Functional Characteristics

• Main frame and compartment: Usually made of lightweight yet sturdy materials like galvanized steel plates, aluminum alloys, or high-strength composite materials, offering rust resistance, corrosion resistance, and impact resistance. The compartment design emphasizes airtightness and thermal insulation, with internal waterproofing and ventilation windows or exhaust fans.
• Squat-unit compartments: The three squat positions are typically arranged side by side or reasonably separated according to the compartment shape. Each unit includes a squat toilet, a flushing device (or a waterless treatment system), and a necessary partition door, usually equipped with a simple locking mechanism.
• Waste treatment system: Main treatment methods include storage tank type, circulating water flush type, and dry/packing type.
• Auxiliary facilities: These include lighting systems (possibly powered by solar energy), handrails, hooks, storage shelves, and toilet paper holders, facilitating user convenience.