It demonstrates excellent performance in durability, design, workability, cost-effectiveness, and lightweight properties.
The GM Roof 220 is a standard-sized horizontal roofing system that excels in durability, design, and ease of installation. It features a fitted structure with a traditional small feather roofing arrangement, showcasing outstanding design and waterproof functionality. The newly developed Water Guard structure (patented) prevents rainwater intrusion and enables speedy installation. The traditional shape of the iris fold combines increased cross-sectional strength with design appeal, while the lower ridge has a special shape that prevents cracking during installation and allows for stable fitting by closely adhering to the sheathing board. Additionally, the incorporation of V-shaped grooves facilitates quick screw fastening. 【Features】 - Lightweight standard-sized horizontal roofing material weighing approximately 16 kg per 3.3 m² (one tsubo) - Easy transportation and simple installation - Ideal for renovations of colored cement flat tile roofs - Custom options available for a type without surface ripples - Made from high-quality steel plates with excellent corrosion and weather resistance in a standard range of 9 colors For more details, please contact us or download the catalog.
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basic information
【Specifications】 ○ Plate Thickness → Steel Plate: 0.35 to 0.40mm → Stainless Steel: 0.35mm, Copper Plate: 0.4mm ○ Working Length: GM Roof 220-14: 3752mm, GM Roof 220-18: 1877mm ○ Working Width (Roofing Foot): 220mm ○ Roof Slope: 3 Shaku or more (General Area) ○ Required Number of Sheets per Unit Area → GM Roof 220-14: 4 sheets per tsubo / 1.2 sheets per m² → GM Roof 220-18: 8 sheets per tsubo / 2.4 sheets per m² ○ Rafter Spacing: 606mm or less ○ Fixing Screws (Thin Washer): Screw size and fixing pitch are based on strength calculations → Steel Frame Underground: Drill Screw, Wooden Frame Underground: Tapping Screw ○ Colors: Black, Black Pearl, Brown, Dark Brown, Ginkgo, Dark Blue, Moss Green, Red Brown, Metallic Brown ● For more details, please contact us or download the catalog.
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Company information
Bilt Material Co., Ltd. has been in operation for over 80 years since its founding. We have tirelessly pursued the enhancement of our services as a specialized trading company focused on building materials and housing-related materials, primarily secondary steel products, earning the strong trust of our valued customers and suppliers up to today. Based on this rich experience and track record, we will continue to diligently, honestly, and wholeheartedly walk the path of righteousness to build a stronger company. Furthermore, the company consistently maintains its independence and self-reliance, which is highly regarded in the industry. Now that we have entered the 21st century, the company embraces flexible thinking and imagination, with all employees fearlessly tackling new challenges every single day.
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