Mandatory emergency drainage systems for flat roofs with internal drainage.
- This applies also to refurbishment. alwitra® rainwater outlets and extension pieces have been designed to meet this requirement
- Available in different versions varying only in ponding height: • ponding height of 20 - 40 mm for emergency outlet socket 40 • ponding height of 20 - 100 mm for emergency outlet socket 100
- Can be converted into emergency outlets with high performance and a specified ponding height.
In the case of refurbishment with additional thermal insulation, where it is not possible to replace existing outlets, it is recommended to install alwitra® refurbishment rainwater outlets.
- For flat roofs with internal drainage
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Technical data of the Emergency Outlet Socket
|Application:||For all alwitra® rainwater outlets
and extension pieces
|Material:||Highly impact resistant PP|
|Min. ponding height:||approx. 20 mm|
|Miax. ponding height:||40: approx. 40 mm
100: approx. 100 mm
SL: according to customer
from 20 - 95 mm
|Outer diameter of optional connecting flange:||480 mm|