Harmer SML Duo Coupler
Harmer SML is a dry-jointed, lightweight cast iron drainage system, primarily used for above ground soil and waste drainage but also for rainwater installations
- High strength, low maintenance system
- Ready to use single piece coupling with EPDM rubber
- A fixing screw each side of the joint gives excellent joint tolerance
- Stainless shell totally encloses gasket and incorporates continuity spur link
- Pressure rated up to 0.5 Bar (unrestrained), 5Bar (restrained)
- Quick to assemble
- Agreement certified - meets BS EN 877
Cast Iron Drainage Literature