The Wavin Osma Overflow 21.5 mm overflow tee connects three solvent weld pipes at 90C is part of a solvent weld system designed to remove overflow water from condensing boilers and cisterns or tanks.
21.5 mm Overflow system for removal of overflow water from cisterns, tanks and condensing boilers
Solvent weld socket at each end
Allows direct connection to condensing boilers fittings