Ironstone range of dry pre-mixed natural hydraulic lime mortars has been developed in partnership with Heidelberg Materials Socli. Available in a range of 12 mortars manufactured from Heidelberg Materials high performance NHL 3.5, and 3 complimentary mortars which use Heidelberg Materials eminently strong NHL 5

Ironstone's range of Premixed natural hydraulic lime renders are manufactured from pure NHL 3.5 Heidelberg Materials Natural Hydraulic Lime, specially selected natural sands and conservation appropriate additives. Resulting in an authentic heritage range of high performance renders for the care and restoration of older buildings.  This range provides a seamless selection for every coat, ensuring high performance paired with durability and breathability.

Ironstone's range of Premixed natural hydraulic lime plasters are manufactured from pure NHL 2 Heidelberg Materials Natural Hydraulic Lime, specially selected natural sands and conservation appropriate additives. Resulting in an authentic heritage range of high performance plasters for the care and restoration of older buildings.  This range provides a seamless selection for every coat, ensuring high performance paired with durability and breathability. 

Ironstone’s Premixed Natural Hydraulic Lime Mortars, Renders and Plasters are supported by a range of ancillary products to complement preparation, application and finishing. This range has been tested extensively with the Ironstone products ensuring high performance, durability and reliability.