We are one of Europe's leading manufacturers of sealing systems for cables, pipes and building entries. Our innovative sealing systems protect your building from penetrating water, gas, fire, dirt and vermin. Our custom solutions guarantee you absolute leak tightness, economic efficiency, user friendliness and durability in all kinds of construction work. From detached houses to various construction services through to large infrastructure projects such as airports and power stations. Our customers include utility companies, public utilities, construction companies, installation companies, telecommunication companies and industrial partners. Many builder's merchants and specialist civil engineering retailers carry the Hauff-Technik range. Architects, planning engineers and private property developers also rely on our experience and expertise. We offer them all the right solution to meet their unique challenges – either from our comprehensive product range or custom-built.