RasoThermo Aerogel Base Coat

Fibre-Reinforced, Super Insulating Aerogel Lime Plaster

RasoThermo Heres is a fibre-reinforced, high-performance insulating lime plaster designed to provide outstanding thermal efficiency in a thin, breathable layer. Completely natural and exceptionally durable, it offers tangible energy savings while improving resistance to fungi and mould growth.

This two-part lime plastering system enhances the insulation and thermal performance of all types of masonry, including walls, pillars, and reveals around doors and windows. It’s equally effective in both heritage restorations and contemporary buildings, providing a simple, sustainable way to improve comfort and energy efficiency without compromising breathability or character.

Thanks to its high-performance insulation in minimal thickness, RasoThermo Heres is particularly recommended for historic and listed buildings, where maintaining original aesthetics and preserving internal space are critical. It allows conservation professionals to discreetly enhance energy efficiency while protecting the architectural integrity of traditional fabric.

This product is manufactured to order, with an estimated lead time of approximately 3 weeks.