Elongated cast metal cover for down-pipe element of drainage system, has V-shaped connecting areas lying behind each other in longitudinal direction of cover, and profiles arranged behind each other and connected to each other
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Method for making a drainage unit
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Drain gutter for discharging mud and/or water from e.g. lanes, has water channel, and illuminant e.g. red green blue LED, which is arranged at gutter or cover and extends along length of gutter, where cover overlies on inlet region
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Drain element e.g. drain gutter, has cover provided with perforations for flow of water and/or solids, and guiding surfaces bent relative to plane of cover and arranged below part of perforations
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Drainage body with cleaning recesses
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Drainage channel has easily removable cover fastened by wedge slide and counter part with release spring
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Gutter with cover, has wedge for securing cover to gutter cooperating with release part acutated through cover
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Method and device for producing a heavy-duty channel and press mold
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Cover system, in particular, for places where substances exposed to ground water hazards are dealt with comprises a layer of plates on top of plaster, sealing and load carrying layers
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Light channel
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Plastic gutter
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Trash box
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Cover grating for a gutter
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Concrete containing molded object for gutters, gullies and the like, and method of making the same
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Rectangular concrete building element with channel shaped cavity for the production of a sealed guttering system
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Concrete element with U or rectangular crosssection, for making utility culverts
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Drainage channel system for prefab. concrete elements - uses clamping device and clamp bracket for element jointing
