We are dedicated to the development of new technologies for the sympathetic restoration and stabilization of our historic infrastructure.President, John Wathne P.E.

The VoidSpan Port Anchor

is a patented stainless steel Cintec sock anchor system that ties separated layers of masonry together while providing a port through which to clean and grout-inject the separations.

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VoidSpan Pozzolanic Hydraulic Lime Products

are pozzolan-lime formulations with ultra-low shrinkage and surprisingly high adhesion for their moderate strengths.

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