Since January 1, 2022, PohlCon Vertriebs GmbH, the PUK Group as well as JORDAHL GmbH and H-BAU Technik GmbH have merged into a single company. The absorbing company is the new PohlCon GmbH with headquarters in Berlin. PUK, JORDAHL and H-BAU Technik will continue to exist as strong brands, but not as independent companies. For purchase inquiries, please visit the PohlCon website. Information on products can still be found on the usual brand pages.

Jacob Tension Rod System HMR 750

The Jacob tension rod system HMR 750 offers modern architecture an innovative and elegant design, improved corrosion protection, higher capacity loads and improved safety during installation. Available in diameters M12 (1/2”) up to M100 (4”). The system is also available with compression struts.


With effective corrosion protection. Available in self color, hot dipped galvanized, powder coated, painted or duplex coated.

Load Groups

Available in diameters M12 (1/2”) through M100 (4”), with rod length up to 12 meters (39’ 4”). Min. break loads start at 13.6 kips and go up to 1,226 kips.


Connection discs, couplers , couplers with fin plate, gusset plates, compression struts, hydraulic tensioning.


  • Very high load capacity
  • Special corrosion protection on threads class C3 high corrosion compliant
  • Blind hole improves corrosion protection
  • Sealant injection holes prevent crevice corrosion
  • Easy control of thread engagement for safer installation
  • Data Matrix code for individual rod marking and quality assurance
  • Length adjustment