Astha Infra Engg. (I) Pvt. Ltd. fabricates and installs new API 650 Floating roofs. We can revamp floating roof tanks, and repair or replace floating roof support legs, wind girders, overflows, vents, circular or radial stairs, and rolling ladders. Astha Infra Engg. (I) Pvt. Ltd. can install or repair all types of existing primary and secondary seal systems to meet your needs. An Astha Group floating roof is a sound design and construction and will perform for many years with trouble-free service. Astha Group can convert an external floating roof tank to a cone roof tank or add a floating roof to your existing tank