Sangath 3 - Test and Refine - Materiality and Roof construction

Outer Curtains
Ramie is a similar fabric to linen and is made from an inexpensive plant fiber. It is naturally cream in color, has a high luster and an unusual resistance to bacteria and molds. Ramie has excellent abrasion resistance and has been tested to be three to five times stronger than cotton when spun or woven into a fabric. Ramie is a rapidly renewable resource and is both reusable and biodegradable. This will be used for the exterior curtain.

Inner Curtains
Providing protection from mosquitoes, yet being breathable for ventilation and see through for capturing views, Midge Mesh will be used for the internal curtain. It is both light-weight, durable and inexpensive.

Roof
The external shell will be comprised of a composite paper based membrane. A combination of recycled paper, ramie fabric and warmcel cellulose, all of the materials are renewable and biodegradable.

Insulation
Warmcel Cellulose is an insulative, paper based material. It is comprised of recycled newspaper and mineral compounds and is both fireproof and pest proof. The composite paper based membrane is:
- waterproof
- fire retardant
- insulative
- moss proof
- breathable

Structural Ribs
One of the world’s most renuable resources, Bamboo is both flexible and strong. with a low embodied energy and embodied water, the cost of bamboo is also significantly less than other timber products.