CORNER NOZZLE IN IGOM EE

The 90 ° ANGLE OUTLETS with round tube (Art. 304 – 305 – 307 – 309 – 310 – 311 – 312) have as their main feature the possibility of being used indifferently for draining with external or internal downspouts and in particular for those horizontal drains in buildings with thick perimeter walls. They are assimilated to fittings or curves with safe gaskets, for this reason the junction can be placed inside the walls, so the down pipe can be placed at minimum distances from the walls. Manti made with cardboard felts and modified bitumen membranes of the APP or SBS type.

Art. 304 – 305 – 307 – 309 – 310 – 311 – 312
1 – Spreading a coat of Primer on the bottom in correspondence of the hole for a width of cm. 40-50.
2 – Spreading a piece of thin membrane, cm. 50×50, make it adhere to the bottom after heating with a torch. If, on the other hand, the waterproof covering is made up of several layers, the nozzle must be installed after the first layer and the patch is removed, making sure that the seat has a slope of 3 °.
3 – Test the nozzle in the hole, at the same time mark the point to be cut with respect to the thickness of the wall, the pipe must be cut so that the lower part is longer than mm. 5 of the upper one if it is used with bends Art. 320-315, while if the nozzle is placed in the box Art. 118 it must be cut at 45 ° (see drawing A).
4 – Heat with a torch “piece in place as point 2” (or the first layer) and make the flange adhere.
5 – Spread with some liquefied paste “obtained from a piece of membrane heated with a torch”, filling all the cavities of the flange.
6 – Spread the last layer of the waterproof finishing coat. It is recommended that in the flange area of ​​the nozzle it is well heated
and that it adheres over the entire surface.
7 – Before inserting the curve, pass a bead of bituminous mastic and / or, in the diameters where possible, use curves with gaskets.
8 – Insert the leaf guard and / or gravel bar Art. 26.