Shadanroof 12│Non metallic materials and metal roofing materials are treated by yamauchi-metal-en

Specialist trader of nonferrous metals and producer of metal roofing materials.

Shadan roof 12

“Shadan roof 12” has a hard polystyrene foam lining and a soundproof and heat-retentive horizontal roofing material. It is lined on the main sheets and the joints so there is no damage caused if you stand on it during assembly. Further, the joints are coverless meaning they absorb any heat expansions and make for a beautiful long-lasting roof.
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Features of “Shadan roof 12”

Excellent soundproofing and heat-retention
Lined with strong polystyrene foam making it soundproof and heat-retentive.
Joints to absorb heat expansion
The horizontal joints are made by the coverless expansion-structure method meaning they absorb the larger heat expansion of copper and stainless steel and prevent the cracks that appear from heat expansion
Beautiful design
With the coverless-type joints and the lower joint design it creates a beautiful roof.

Joints

"Shadan roof 12"Normal materials
Materials	0.35mm	0.4ｍｍ	0.5mm
Copper	○	○	○
Copper sulfide	○	○	○
Pre-painted Stainless steel	○	○
Coppersoftain		○
Pre-painted Galvalume steel	○	○	○
Pre-painted Galvalume steel (fluorine resin coating)		○	○