Grating channel 4030. D400. Surface-mounted grating. L=3m. For concrete grating

Self-supporting type I. Internal dimensions wxh=40x30cm (external dimensions wxh=56x39cm). Working length 3m. Load class D400 according to EN1433. Concrete edge profile. Reinforced self-compacting concrete C60/75. Environmental classes XD3-XF4-XC4-XA3. Durability W+R. Tongue/groove connection. Hoisting device ball head anchors type DEHA. Installation instructions according to manufacturer's specifications. Standardization according to EN1433. For overlay grating. Weight 740kg. Industrial grey concrete, not architectural concrete. Colour shades and air bubble formation possible. In an industrial environment and/or with very intensive use, we recommend the version with galvanized edge profile.