Electrical irrigation sensors

Plastic building materials, namely, infiltration trenches and components for infiltration trenches, in particular base elements and side walls for infiltration trenches of plastic, inspection manholes and manhole coverings for infiltration trenches of plastic; stabilisation fabrics in the nature geotextiles for use in construction; connecting pieces, namely, junctions, not of metal, for pipes specifically for connecting inlets, outlets or vents to infiltration trenches of plastic; connecting ...