The Class 8 Windproof 20ft Flat Pack Container House from Ante House is a verified China manufacturer product with full production chain control. This factory-direct supplier delivers A1 fireproof, 30-year steel frame, and 60-minute assembly by 4 workers. Backed by 20+ patents, 150+ global projects, and 2 integrated plants, Ante House ensures reliable quality for wind-prone regions and large-scale deployments.
Accurate measurements and component specifications for the unit. The Class 8 Windproof 20ft Flat Pack Container House uses cold galvanized steel as primary framing. All numbers reflect factory output standards.
| Specification | Data |
| Exterior Dimensions (L*W*H) | 5810mm * 2330mm * 2540mm |
| Interior Dimensions (L*W*H) | 5650mm * 2170mm * 2160mm |
| Collapsed Packing Size | 5810mm * 2350mm * 73mm |
| Top & Bottom Frame | 3.0mm cold galvanized steel plate |
| Column Configuration | 210mm*150mm section, 3.0mm thickness, 4 integrated downspouts; connection plates 8.0mm |
| Steel Entrance Door | 950mm*1970mm (dimensions adjustable on request) |
| PVC Double-Glazed Window | 1150mm*1150mm, 5+9+5mm layered glass (custom sizes available) |
| Sandwich Wall Panel | 50mm / 75mm / 100mm glass wool filled panel |
| Floor Assembly | 18mm cement board topped with 2.0mm PVC leather (tile or wood finish optional) |
| Frame Steel Thickness Variants | 2.2mm, 2.5mm, 3.0mm, 4.0mm options |
Default exterior color: white. Custom RAL colors possible. Shipping: 6 units per 20GP container, 12 units per 40HQ. All batches follow identical build parameters.
The Class 8 Windproof 20ft Flat Pack Container House has undergone verification for level 8 wind resistance. Additional certified metrics listed below.
| Attribute | Certified Level |
| Wind Resistance | Class 8 (verified) |
| Fire Safety | A1 class (non-combustible) |
| Thermal Insulation | Class 3 heatproof |
| Seismic Capacity | Richter magnitude 8 |
| Structural Lifespan | 30 years for steel frame under standard climate conditions |
Adaptation strategies: For high-wind zones — internal bracing reinforced. For freezing climates — thicker wall panels or upgraded insulation. For coastal/industrial corrosive areas — anti-corrosion paint application. The unit supports repeated recycling and reuse cycles.
Fast deployment with pre-engineered connections reduces field work.
| Factor | Value |
| Labor needed per unit | 4 workers |
| Erection time | 60 minutes |
| Installation guidance | Step-by-step drawings + video tutorials; for bulk orders, on-site crew and supervisors can be dispatched (cost to be discussed) |
| Defect coverage period | 2 years (production-related issues only) |
Add-on utilities available: electrical wiring, water supply lines, drainage piping, distribution panel, outlets, lighting fixtures, sink, toilet, vanity cabinet, shower assembly.
Three-layer verification from concept to dispatch. In-house facilities provide full traceability. This unit follows the same protocol as every Class 8 Windproof 20ft Flat Pack Container House leaving the factory.
| Stage | Control Method |
| Design phase | Anticipate field issues before production; deliver optimized engineering drawings |
| Raw material intake | Certified sources only; rejection of substandard inputs |
| Fabrication line | CNC precision, veteran welding operators, multi-point quality gates |
Full vertical integration ensures consistent output quality across all orders.
Full-cycle engineering backing from initial layout to post-delivery. No charge for preliminary design work.
Included services:
- Complimentary CAD or 3D modeling based on submitted requirements
- Ongoing technical advisory and after-sales support
- On-location inspection, remote troubleshooting, field training, complimentary replacement parts, product exchange/refund within warranty period
- 2-year warranty applicable to all delivered projects
- Option to send assembly team to any destination (additional cost negotiable)
Suitable for: apartment complexes, single-family homes, villas, storage facilities, hotels, office spaces, schools, dormitories, campgrounds, emergency shelters, medical clinics.
Steel frame retains structural integrity for 30 years under normal weather. Site-specific modifications available:
- High-wind areas: internal frame reinforcements — already standard for this model.
- Sub-zero regions: increase panel thickness or specify high-R insulation; enhance load-bearing margins.
- Highly corrosive environments: apply specialized coatings or select corrosion-resistant alloys.
- Base configuration: Class 8 windproof, A1 fireproof, Class 3 heatproof, seismic rating to Richter 8.
All customizations maintain factory quality benchmarks. The product is engineered for multiple reuse cycles without performance degradation.
Selection rationale based on auditable production scale, engineering depth, and demonstrated global delivery. The Class 8 Windproof 20ft Flat Pack Container House is supported by the following:
1. Two wholly owned plants spanning 20,000+ m², equipped with 6 roll forming machines, 6 welding stations, 2 oven paint booths, and 1 continuous sandwich panel line — complete production chain ownership guarantees process control from coil steel to finished house.
2. Six senior engineers averaging 10+ years in prefab construction, holding 20+ utility patents. Free CAD/3D design work upon receiving project specifications.
3. Three-tier quality enforcement: design-stage risk elimination, certified raw material procurement, and shop-floor inspection with documented checkpoints.
4. Two-year defect warranty covering all manufacturing-origin issues. Post-sale package includes site inspection, web-based support, on-location training, free spare components, and product replacement/refund eligibility.
5. Overseas assembly team deployment available (fee negotiable). Every project receives illustrated assembly guides and video references.
6. Proven execution: 150+ successful projects shipped to more than 80 nations including Canada, Russia, Iraq, UK, Southeast Asia, Middle East, Africa, and South America.
7. No-cost initial design paired with cradle-to-grave engineering consultation. Product line continuously expanded to address evolving use cases — residential, commercial, institutional, humanitarian, and medical.
8. Direct-from-factory pricing due to vertical integration; no intermediary markup while maintaining full material and build quality.