Helnor

Norwegian maker of access hatches, valve spindle extenders and pipe repair fittings for construction and water and sewerage projects

Rudshøgda, NorwayFounded 1985helnor.no Website technologies

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Highlights

New on EvolcAdded 2026-10-28

About Helnor

Helnor AS develops, produces and sells access and operation products for water and sewerage systems and for building and construction. The range includes wall and ceiling inspection hatches, floor hatches, telescopic spindle extenders for valves and ground cranes, check valves, stormwater management modules, emergency showers, telescopic fire hydrants, and the Awadock and AWACONNECT pipe connection and repair sleeves.

Customers are building and construction contractors and water and sewerage projects. The company describes its applications as covering private homes, offices, hotels, treatment plants and airports. Products are sold in the Nordic region, and the company also supplies hatches built to customer specifications. Revenue comes from product sales.

Helnor was founded in 1985 and is based in Rudshøgda, Hedmark, Norway, where its factory and warehouse are located, about 140 km north of Oslo. The company is owned by H. Nordahl Hagen AS, and its product history dates back to 1970.

Product: Inspection and floor hatches, telescopic spindle extenders, check valves, stormwater modules, emergency showers, telescopic fire hydrants and pipe repair sleeves.

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