--- title: 6000 - The first rotating fastener by Intertecnica is ready to buy! description: "Fastener 6000 is specifically designed for large cold room doors at very low temperatures. The patented technology ENERGY SAVING SYSTEM “ESS\" guarantees airtight reclosing after inside door opening - previously locked with key - during an emergency event." image: https://www.intertecnicarefrigeration.com/hubfs/2-Feb-19-2024-08-28-00-9324-AM.jpg --- # 6000 - The first rotating fastener by Intertecnica is ready to buy! 10 May 2023 [Innovation](https://www.intertecnicarefrigeration.com/en/news/tag/innovation), [New products](https://www.intertecnicarefrigeration.com/en/news/tag/new-products) ![6000 - The first rotating fastener by Intertecnica is ready to buy!](https://www.intertecnicarefrigeration.com/hs-fs/hubfs/2-Feb-19-2024-08-28-00-9324-AM.jpg?width=800&name=2-Feb-19-2024-08-28-00-9324-AM.jpg) ## Fastener 6000: ### High-performance rotating handle Fastener 6000 is specifically designed for large cold room doors at very low temperatures. The patented technology ENERGY SAVING SYSTEM “ESS" guarantees airtight reclosing after inside door opening - previously locked with key - during an emergency event.-![4-May-30-2023-08-39-00-3684-AM](https://www.intertecnicarefrigeration.com/hs-fs/hubfs/4-May-30-2023-08-39-00-3684-AM.jpg?width=1080&height=1655&name=4-May-30-2023-08-39-00-3684-AM.jpg) Find out what makes it unique... ⚡Easy and quick: installation in 2 steps and no reinforcement needed in the door leaf. ✌️Left and right: Easy interchangeable left and right and for panel thicknesses from 60 mm to 160 mm. 🚀 From1 to 3: From 1 to 3 locking points - even after installation - thanks to the external fixing block. ![2-Feb-19-2024-08-28-00-9324-AM](https://www.intertecnicarefrigeration.com/hs-fs/hubfs/2-Feb-19-2024-08-28-00-9324-AM.jpg?width=773&height=533&name=2-Feb-19-2024-08-28-00-9324-AM.jpg) [ Discover more > ](https://www.youtube.com/watch?v=jvqU3_jdJ_A)   ### Read more ![](https://www.intertecnicarefrigeration.com/hs-fs/hubfs/SM20WT-nuova-animazione-3D.jpg?width=516&name=SM20WT-nuova-animazione-3D.jpg) 12 January 2021 #### SM20 WT: new 3D animation on iLAB ![](https://www.intertecnicarefrigeration.com/hs-fs/hubfs/Scorrevole-SM20X-1.jpg?width=516&name=Scorrevole-SM20X-1.jpg) 09 July 2021 #### New SM20X Sliding Door System ![](https://www.intertecnicarefrigeration.com/hs-fs/hubfs/copertina.png?width=516&name=copertina.png) 15 April 2024 #### Intertecnica at China Refrigeration 2024 - Beijing ![](https://www.intertecnicarefrigeration.com/hs-fs/hubfs/4-4.jpg?width=516&name=4-4.jpg) 10 January 2022 #### New year, new machines!