Tensor Consulting Engineers [Chennai] Pvt. Ltd. Supplies Sheet Metal Enclosure and Civil Construction. Tensor Consulting Engineers [Chennai] Pvt. Ltd. Offers compressed air piping, waste collection system, H-Plants, etc. The Sheet Metal Enclosure and Civil Construction are available in various capacities and configurations. Either battery filter or multi drum filter or stationary drum filter can be supplied for secondary filtration along with a Disc filter for primary filtration.