Ring-seal boss adaptor suitable for all OsmaSoil boss sockets allowing connection for any Osma 50mm waste pipe.
Conforms to BS EN 1329-1:2000
OsmaSoil 110 and 160mm fittings incorporate captive seal technology
Seals cannot dislodge during fitting
A more secure installation for peace of mind
Ideally suited for waste, soil and ventilation systems