





1- Implementation of the sealing product - PVC pipe

2- Implementation of the frame.

3- Upgrade of the frame.

4- Finishing.

5- Cleaning of the seatings

6- Grating in place.
Installation of the DEDRA 400 Flat Grating D400 class
MARKET / APPLICATION
Municipal Castings
PRODUCT FAMILY
GULLY GRATINGS
GULLY GRATINGS
CLASS EN124
D400 mini/Grp 4
The alveolate broad flanges of DEDRA 400 gratings enable to obtain a good bedding as well as a reduced transmission of the loads to the structure located under the gratings.
The various versions of frame enable to choose the version most adapted according to the installation confines.
- Frame equipped of 4 flanges for multi-directional collection or 3 flanges for installation along a kerb.
- Frame with total opening of 400 mm or frame with mudpan bearing plate and centring studs pipes and 400 ND plastic extensions.
Kerb setting
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Installation type multi-directional collection
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Implementation of the mudpan
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Installation of DEDRA 400 grating with 3 side-flange frames and mudpan bearing plate
1- Implementation of the sealing product - PVC pipe![]() | 2- Implementation of the frame.![]() |
3- Upgrade of the frame.![]() | 4- Finishing.![]() |
5- Cleaning of the seatings![]() | 6- Grating in place.![]() |
The illustrations represent the first installation of a DEDRA 400 grating standard part, what explains why is not covered.