![Photo Hutterer & Lechner Extension incl. O-ring with bitumen membrane [Code number: HL 85NH]](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBM0ZzQWc9PSIsImV4cCI6bnVsbCwicHVyIjoiYmxvYl9pZCJ9fQ==--9aa7aa109bb180d5e0386bfb0e35a079781f7e20/HL_85NH-photo.jpg?locale=en)
The HL Company recommends using extension HL 85NH for improving of the HL drains design. The extension has O-ring and bitumen membrane. Its diameter is 110 mm, height is 106 mm. It is made of polypropylene.
| Diameter | Material | Weight | Height |
|---|---|---|---|
| DN, mm | gr | mm | |
| 110 | polypropylene | 980 | 106 |
| Height | Width | Depth | Weight | Volume |
|---|---|---|---|---|
| mm | mm | mm | kg | m3 |
| 145 | 260 | 435 | 1,247 | 0,0163995 |
Download data sheet: 
Extension HL 85NH
Download example of product installation: Extension HL 85NH
![Draft Hutterer & Lechner Extension incl. O-ring with bitumen membrane [Code number: HL 85NH]](/rails/active_storage/blobs/redirect/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBM0pzQWc9PSIsImV4cCI6bnVsbCwicHVyIjoiYmxvYl9pZCJ9fQ==--1d5205b70d069d26228ac11411e60f68aa63c08f/HL_85NH-draft.jpg?locale=en)