Sika Waterbar® O-25L SH
PVC profile waterstop for joint sealing
Sika Waterbar® O-25L SH is a flexible waterstop based on plasticized PVC. It is pre-shaped in specific profiles to seal and protect expansion joints when casted in concrete.
- High quality PVC for long durability
- Suitable for high water pressure
- Easy to weld on site
Usage
Sika Waterbar® O-25L SH is used to waterproof expansion joints in concrete structures such as those in water retaining structures, including reservoirs, canals, sewage plants, dams, swimming pools etc. Also it is used in watertight construction of many buildings and structures including large basements, underground carparks, subways and sea walls, e.t.c.Advantages
- High quality PVC for long durability
- Suitable for high water pressure
- Easy to weld on site
Packaging
15 m & 13 m rolls
Colour
Yellow, preformed
Product Details
CERTIFICATES AND TEST REPORTS
Sika Waterbar® O-25L SH has been tested in accordance with:
- EN ISO 527
- DIN 53505
Composition
Plasticized Polyvinyl Chloride (PVC-p)
Shelf life
60 months from date of production
Storage conditions
Store properly in unopened, undamaged and sealed original packaging, in dry conditions at temperatures ≤ +30°C. Protect from direct sunlight.
Thickness
2 mm (± 0,3mm)
System structure
Centrally placed Waterbar, suitable for expansion joints. Installation in the centre of concrete structures. Easy anchoring of Sika Waterbar® O-25L SH to reinforcement with special fixing clips (5 pieces per m).
Junction / Jointing Pieces: For welding waterbar pieces and cuts on site, special equipment is supplied.
Shore A hardness
| 70 ± 5 | (DIN 53505) |
Tensile strength
| ≥ 10 N/mm2 | (EN ISO 527) |
Elongation
| ≥ 300% | (EN ISO 527) |
At break
Service temperature
-35°C to +55°C
Chemical resistance
Permanent resistance against water, seawater and sewage (at +23°C).
Temporary resistant against diluted inorganic alkalis, mineral acids and mineral oils.