Top Drain is one of the best ways of connecting to a 110mm outlet drain. Its dimensions conform to UNI EN 1451-1 and it fits to bell and spigot jointed pipes without the use of adhesive. Top Drain is particularly suited for use in low sloping roofs, roof gardens, inverted roofs and box gutters. Fixing and
fastening to the waterproofing material is by a threaded ring which allows for a fast, simple and watertight finish.
- Circular flange O333mm with fastening holes.
- Seal ring
- 165mm countersunk top and stem Ø110mm for a total height of 250mm.
- Protective cover with a central pin as a cutting guide.
- Threaded ring with 3 locating holes for leaf grate