Installation of the DEDRA 400 Concave Grating D400 class

Installation of the DEDRA 400 Concave Grating D400 class

MARKET / APPLICATION
Municipal Castings
PRODUCT FAMILY
GULLY GRATINGS
GULLY GRATINGS
CLASS EN124
D400 mini/Grp 4

Installation

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.

Two types of frame enable to choose the version most adapted according to the installation confines:

  • Frame with clear opening of 400 mm
  • Frame with mudpan bearing plate and centring studs for 400 ND PVC pipes.