
Chi Single Insulated Steel Garage Door for Homes Wholesale. Customizable Dimensions: Supports standard sizes like 8x7, 9x7, 16x7, 16x8 ft and customized options. High Insulation Performance: 40/50mm thickness with PU foam core provides R-value of 9-18. Durable Steel Construction: Double-layer galvanized steel sheets with thicknesses of 0.326mm, 0.4mm, or 0.45mm. Long Lifespan Springs: Torsion springs with lifespan options of 50,000, 80,000, or 100,000 cycles. Compatible Hardware: Compatible with mainstream US/Canada/Mexico residential garage door systems. Custom Surface Finishes: Options include smooth, wood grain, orange peel, micro-wave, and line patterns. Quiet Operation: Designed for electric, beautiful, quiet, and high-quality performance. Flexible Control Options: Available with remote control (standard) or manual operation modes.