- With deep knowledge and huge experience in the market, we are engaged as Sump Covers manufacturer in Delhi. This cover help to cover the manhole or drain holes. Also, it helps to prevent accidents and made with the top grade raw material. Before delivery, these covers are well tested on various parameters to assure its best quality and high strength. The provided Covers are easy to use and you can grab it & fit it. Moreover, we are a remarkable Sump Covers supplier in India. We provide these Covers to the customers at a very budget friendly price.