Gras is the only Polish and one of the very few European manufacturers of indoor hydrants with DN19 semi rigid hose, indoor hydrants with DN25 semi-rigid hose, indoor hydrants with DN33 semi-rigid hose, indoor hydrants with DN52 flat hose (delivery fire hose) and special purpose hydrants. All fire hydrants have EC conformity certificates issued by the product Certification Body at the Fire Safety Research and Development Center in Józefów near Warsaw.

Rich color patters, designs, state-of-the-art technology and the shape of our hydrants make them a smart decorative item, which also protects life and property.