Kotharis Portable Cabin Welcome to Kotharis Portable Cabins Pvt. Ltd. Kothari’s Portable Cabins Private Limited (The Company) is one of the leading manufacturers and sellers of all types of Portra Cabins like MS/GI Bunk House. GRP Cabins and Puf Panel Cabins. The Company is engaged in design and development of prefabricated structures such as bunk houses, prefab house, portable office cabin, site office cabin, portable kitchen, prefabricated security cabin, toll booth cabin etc made from MS/GI, GRP Panels and Puf Panels. We stand different from others in terms of quality and durability which keeps our customers satisfied. The bunk houses are designed & developed in pre-used standard. The container has a very high structural stability, leak-proofness and weather-proofness under extreme climatic conditions. The Bunk Houses are even designed to meet the requirements and properties at remote and isolated sites. The MS/GI bunk house, small GRP Cabin and Puf Cabin are manufactured at our state of the art manufacturing facility at Valiv Vasai and then loaded on trucks/trailers for dispatching the same. The Portra Cabins are very durable, tough and strong and have an estimated life of more than 20 years.