HyPar Thin Shell Concrete Roof

George Nez and Albert Knott

The HyPar Thin Shell Concrete roof is a roofing system made from a mixture of cement, sand, water and acrylic latex on a mesh base forming a thin shell.

Product description Brand name and product description

The HyPar Thin Shell Concrete Roof is a roofing system developed by George Nez and Albert Knott of [TSC Global] who trained groups in several developing countries in how to construct them. One of the groups they trained is Technology for Tomorrow (T4T) who is offering the roofs as a building product in Uganda.

The roofs are 1 cm thick and made from a mixture of cement, sand, water and acrylic latex on a fibreglass mesh or cloth and light wire mesh base. The shell layer is supported on a four-sided pyramid framework of timber that creates a hyperbolic parabola shape.

Target region(s) Target region for distribution/implementation (listed by country if specified)


Distributors/implementing organizations Organization(s) distributing/deploying this product directly to communities/individuals?"

TSC Global has partnered with Technology for Tomorrow (T4T), Engineering Ministries International (EMI), and the government of Haiti for their BBBC (Build Back Better Communities) campaign

Market suggested retail price Price per unit or service price per usage/terms (USD). Subsidies noted.


Competitive landscape Similar products available on the market. May not be a comprehensive listing.

Corrugated metal roofs, thatch roofs, or standard concrete roofs

SDG targeted United Nations Sustainable Development Goals (SDGs) targeted with this product/application/service

Goal 11: Sustainable cities and communities

Target user(s) Target user/consumer base (country, income segment)

Implementing organizations, households, public sector, private sector.

The @AutodeskFdn blogged about our how-to guide for communities writing proposals for development projects https://t.co/MlRH1H0x2F