Material Composition | Residential attic access, DIY projects | - Industry Standard: Basic metal (ungraded) - Our Base: Carbon steel (ASTM A36, 250 MPa tensile strength) - Our Advanced: High-grade steel (ASTM A53, 400 MPa tensile strength) | ▲ Base: 30% stronger than industry ▲▲ Advanced: 60% stronger than industry | Industry: Prone to rust (no coating) Base: Requires periodic maintenance Advanced: Corrosion-resistant epoxy coating (ASTM B633) |
Load Capacity | Heavy storage retrieval, commercial use | - Industry: 100 kg (EN 131) - Base: 150 kg (EN 131) - Advanced: 200 kg (ISO 14122) | ▲ Base: Supports 50% more weight ▲▲ Advanced: Industrial-grade strength | Industry: Limited to lighter tasks Advanced: Heavier frame (2.5 kg extra) |
Safety Features | High-risk attic spaces, rentals | - Industry: Basic hooks (no certifications) - Base: Safety hook + anti-slip steps (ANSI Z117.4) - Advanced: Dual safety hooks + anti-tip bar (OSHA 1910.23) | ▲ Base: 2x fall prevention features ▲▲ Advanced: Meets OSHA standards | Industry: Higher collapse risk Advanced: Complex assembly |
Portability | Apartments, small spaces | - Industry: Fixed install (non-folding) - Base: 4-segment folding (weight: 8 kg) - Advanced: Telescopic design (weight: 6.5 kg) | ▲ Base: 50% lighter than industry ▲▲ Advanced: Compact storage (fits 30x30 cm space) | Industry: Permanent installation required Advanced: Fragile when folded |
Installation | DIY-friendly homes | - Industry: Professional install (4+ hours) - Base: Semi-professional (2 hours, basic tools) - Advanced: Plug-and-play (1 hour, no tools) | ▲ Base: 50% faster install ▲▲ Advanced: No carpentry skills needed | Industry: High labor cost Advanced: Limited height adjustability |
Durability | Coastal climates, frequent use | - Industry: Zinc-coated (ASTM A153) - Base: Epoxy powder coating (ASTM B633) - Advanced: Dual-layer coating + UV protection | ▲ Base: 2x longer lifespan vs industry ▲▲ Advanced: Withstands 500+ salt spray tests (ASTM B117) | Industry: Rusts in 2–3 years Advanced: Higher upfront cost |