New
ProRoof Emergency Overflow HD Bitumen
PVC-U, bituminous flange · Bituminous waterproofing (torch-on welding / bonding)
Can't find the right size or have special requirements? Request a quote
Description
Emergency overflow for flat roofs that protects the structure against flooding if the roof drains become blocked. Made of UV-resistant PVC-U, with a flange compatible with bituminous waterproofing.
- The ProRoof HD Bitumen emergency overflow is a safety element of flat roof drainage systems.
- The product is designed for installation in a parapet or an external wall of the building.
- The flange allows a watertight connection to bituminous felt / waterproofing by torch-on (heat) welding or by bonding with bituminous adhesive.
- The product is available in several dimensional variants; custom versions can be made.
Key features
- UV-resistant PVC-U
- Flange for heat-welding / bonding to bituminous felt
- Part of the emergency drainage system
- Customisable dimensions
Technical specification
| Parameter | Value |
|---|---|
| Material | PVC-U, bituminous flange |
| Application | Flat roofs – emergency drainage |
| Installation location | Parapet / external wall |
| Compatibility | Bituminous waterproofing (torch-on welding / bonding) |
| Colour | White – any RAL colour available for an extra charge |
| Operating temperature | −20 °C to +60 °C |
Documentation and drawings
FAQ
Is an emergency overflow required by regulations?
Whether an emergency overflow is mandatory depends on the building design and the drainage system adopted. In practice it significantly improves the safety of the building.
Is the product compatible with bituminous waterproofing?
Yes, the product has a flange suited to connection with bituminous felt / waterproofing by torch-on welding or bonding with bituminous adhesive.
Can I order a different size?
Yes, we can make custom versions – please contact our technical department.
Request a quote
Need a size other than those in the configurator, have special installation requirements or a technical question about this product? Write to us and we will reply with an individual quotation or a proposed solution.