Peter Andrew Roberts

My company provides concrete block to build roofs, as arches, domes and more.

Roles


Spherical Block LLC


Employee

Spherical Block has been studying, experimenting and innovating with advanced masonry and ceramic science. These buildings are fire and extreme weather safe, they are cheaper to build and have tremendous design flexibility....


How It’s Made: Spherical Block
July 2025

Masonry arched roofs date back at least 3,500 years. Concrete block are ubiquitous; they are found in every country around the world. Yet virtually no one uses concrete blocks to produce masonry arched roofs, until recently. Spherical Block, LLC has creat