A business built on airA business built on air

Welcome to Sundolitt UK

Manufacturers and suppliers of Expanded Polystyrene Insulation, Packaging and Civil Engineering Products and suppliers of Extruded Polystyrene (XPS) insulation boards. Our products play a crucial role in many industries from our wide range of insulation boards for construction and lightweight void formers in civil engineering through to fish boxes and protective packaging for food, pharmaceuticals and electronic goods. We can offer practical and expert advice on all applications of our products. You will find a lot of valuable information on our website, but if you can’t find what you’re looking for please give us a call +44 (0)1786 471 586 or you can contact us by e-mail enquiriesuk@sundolitt.com we are here to help.


The Sunpack brand represents a wide range of protective packaging products such as airbox for salmon.


Sundolitt is a recognised leader in the supply of EPS (expanded polystyrene) insulation products for walls, floors and roofs.

Civil Engineering

Sundolitt EPS is used as a highly successful, robust and durable large-format void fill and for structural blocks for use in civil engineering projects - for example, in motorway construction, railway embarkments, noice bunds etc.

Enquiries Hotline

Get expert advice.


Get full details.

(ENGLISH cookies) We use cookies on our site! Some of the cookies are necessary for the site to be safe and reliable. Others contribute to the best possible user experience. By clicking "Accept" you agree to the use of our cookies.