3 Layer Z-Fold EPS Sandwich Panel Container House
As a credible China supplier and professional factory focusing on prefabricated building manufacturing, Ante House launches the3 Layer Z-Fold EPS Sandwich Panel Container House. Tailored for multi-layer stacked construction demands, this upgraded Z-type folding container house inherits premium EPS sandwich panel thermal insulation performance, and is structurally optimized for safe 3-layer stacking. It solves the space limitation of single-layer container buildings, delivering high-space-utilization, foldable and reusable modular housing solutions for commercial and engineering projects worldwide.
Full Set of Product Technical Parameters
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Technical Parameter Items
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Detailed Standard Data
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Allowable Stacking Height
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Maximum 3 layers safe stacking
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Overall External Dimension
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5900mm × 2500mm × 2470mm
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Indoor Available Dimension
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5650mm × 2320mm × 2200mm
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Compact Folding Height
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440mm ultra-thin folded size
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40HQ Shipping Capacity
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10 units per container
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Thermal Insulation Panel
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50mm EPS color steel sandwich panel, Class B fire resistance
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Load-bearing Frame Material
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2.3mm thick Q235B roller beam steel
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Floor Panel Material
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18mm fireproof glass magnesium board
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Surface Anti-rust Coating
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Electrostatic baking finish, thickness ≥80μm
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Distinctive Product Characteristics
Professional Multi-layer Stacking Design: The 3 Layer Z-Fold EPS Sandwich Panel Container House features optimized load-bearing structural design, realizing stable and safe 3-layer stacking, effectively expanding indoor usable area without occupying extra ground space.
Integrated thermal insulation structure: Equipped with high-quality EPS sandwich panels all around, it delivers stable heat preservation and sound insulation effects, ensuring comfortable indoor environment for long-term occupancy and office use.
Enhanced load-bearing steel frame: Upgraded main and auxiliary beam structure with high-strength Q235B steel, effectively bearing upper-layer pressure and avoiding structural deformation during long-term stacked use.
One-piece factory prefabrication: All internal circuits, doors and windows are pre-assembled in the factory, supporting rapid on-site assembly to shorten project construction cycle.
Flexible personalized customization: Supports adjustable panel color, door and window layout, insulation configuration and internal functional layout to fit diverse project scenarios.
Diversified Application Fields
Centralized accommodation projects: Multi-layer labor dormitories, staff residential quarters and student dormitory buildings for construction sites and industrial parks
Commercial modular buildings: Multi-layer temporary hotels, field service centers and outdoor camping multi-story residences
Public temporary facilities: Stacked temporary school classrooms, mobile hospital service areas and public rest rooms
Emergency & storage usage: Multi-layer refugee resettlement houses, classified material storage rooms and engineering temporary office clusters
Core Product Competitive Edges
Maximize space utilization: The 3 Layer Z-Fold EPS Sandwich Panel Container House breaks the space limit of single-layer container houses, greatly improving land utilization rate, especially suitable for compact construction sites.
Balanced safety and comfort: Reinforced load-bearing structure ensures stacking safety, while high-performance EPS panels guarantee excellent thermal insulation and fireproof performance for daily use.
High construction efficiency: Retains 90% faster installation speed than traditional buildings, only 2-4 workers can complete assembly within 20 minutes, saving massive labor and time cost.
Excellent reusability: Foldable and detachable structure supports repeated disassembly, transportation and reconstruction, with long-term use value for cyclic engineering projects.
Scientific Daily Maintenance Guidelines
Focus on stacking safety inspection of the 3 Layer Z-Fold EPS Sandwich Panel Container House, regularly check the overall verticality and load-bearing connection parts of stacked layers to avoid safety hazards.
Clean the surface of EPS sandwich panels regularly to prevent dust and dirt accumulation from affecting thermal insulation and sealing performance.
Inspect the anti-corrosion paint layer of the steel frame regularly, repair peeling and scratched parts timely to prevent steel corrosion and ensure structural stability.
Check the connecting bolts between layers quarterly to ensure tight connection and prevent structural looseness caused by long-term load-bearing.
Regularly detect the internal circuit system of each layer to ensure safe and stable power supply for multi-layer use scenarios.

Core Advantages of Choosing Ante House
Professional structural optimization capability: Relying on 20+ technical patents and 10-year+ senior engineer teams, we professionally optimize the stacking structure of folding container houses to ensure safe multi-layer use.
Strict layered quality control: Implement full-process inspection on raw material selection, structural welding and finished product testing, strictly guaranteeing the load-bearing and insulation performance of multi-layer container houses.
Complete factory strength: Two standardized factories with full independent production lines ensure stable output and qualified quality of customized 3-layer folding container houses.
Rich global project experience: Successfully delivered 150+ overseas projects, familiar with multi-scene application demands of multi-layer modular houses in different countries.
Thoughtful full-cycle service: Provide free project scheme design, 3D drawing customization, 2-year quality warranty and fast after-sales response.
Commonly Encountered Customer Queries
Q1: Is the 3-layer stacked structure safe for long-term use?
A: The 3 Layer Z-Fold EPS Sandwich Panel Container House adopts reinforced Q235B load-bearing steel frame and high-strength connecting bolts, with professional structural pressure resistance design, which is fully safe for long-term standardized 3-layer stacking use.
Q2: Can the stacking structure be adjusted according to site demands?
A: Yes, we support flexible customization of structural reinforcement schemes, adapting to different wind pressure, temperature and site load-bearing conditions.
Q3: What is the delivery cycle for customized multi-layer products?
A: Conventional customized products can be delivered within 7-15 days after order confirmation, and large-scale multi-layer cluster projects can negotiate the delivery period separately.
Q4: Does multi-layer stacking affect the thermal insulation effect?
A: The overall EPS sandwich panel enclosure structure is not affected by stacking. We can also thicken insulation materials for cold regions to enhance overall thermal performance.
Q5: What is the MOQ for this multi-layer folding container house?
A: The conventional minimum order quantity is 6 sets, and flexible quantity negotiation is supported for large engineering group orders.
Q6: What climate adaptation solutions are available for stacked houses?
A: We provide targeted upgrades: structural wind resistance reinforcement for strong wind zones, anti-corrosion coating treatment for coastal corrosion zones, and thermal insulation thickening for high-latitude cold zones.