with Cem-Rock Building Boards

Greenspan introducing Cem-Rock eXtreme boards range at Futurebuild 2023

Our Products

Eco-friendly, light weight, high strength magnesium cement boards with safer, easier and faster application suitable for both interior and exterior use 

External Insulation Substrate Board

Cem-Rock eXtreme was developed from the widespread need for a board with racking, pull through and pull out strength. It shares very similar characteristics to Cem-Rock, but has been formulated to improve on the aforementioned properties. 

Rainscreen Backer Board

Cem-Rock® cement board has exceptional properties, which makes it a perfect solution if you need a rainscreen backer board for your steel structure. 

Floor Substructure Board

Cem-Rock eXtreme FLOOR represents a quantum shift in flooring technology. It has been designed to replace plywood and OSB floor sheathing. It provides a superior flooring solution that is unaffected by environmental exposure during construction. 

Why Cem-Rock?

Features which are unmatched in its product class 

Environmentally friendly 

Class A1 fire rated product

Strong and Durable 

Resistant to atmospheric and other harmful effects 

Class A1 fire rated product

Strong and durable

Resistant properties

Environmentally friendly

Recent Projects

Red Cow Hotel

Kerry Innovation Centre

Lawlor’s Hotel