Buy Twin wall Drainage Couplers 100mm – 600mm Here
Polypipe Ridgidrain Twin Wall Drainage System BS4962 KM06710
Ridgidrain Double Socket Couplers are available in diameters from 100-600mm and are BBA, BBA HAPAS and Network Rail PADS Approved. Slip Couplers are available on request. Order seals if required, 2 per coupler.