Products
COULER SW
Drainage pipe made of hardened steel wire (galvanized)
Overview
Couler SW is a type of hardened steel wire (galvanized) Drainage pipe used for porous asphalt paving and bridge surface paving.
Features
- Spiral shape, so easy to use in curved locations
 - Large internal space to facilitate high drainage capacity
 - Use of spring steel allowing sufficient load-bearing strength
 - Easy to install without special tools
 

Couler SW
Applications
- Drainage pipe on bridge deck slabs
 - Drainage pipe for drainage pavement