GRUN was founded in 1919, and has since developed and manufactured special machines for the building sector, enabling high-efficiency working methods.
GRUN work closely with contractors, manufacturers of materials, and associations for the working technicals, enabling high-quality working results.
Products include boilers, cutters, burners, spraying devices, and other roofing necessities.
Tools used in the trade for application, storage and preparation of bitumen.
Tools used for gas & hot air jobs. Used for modern PVC / TPO and torch on felt systems.
Lightweight medium duty roofing felt for flat roofs.