Harijaya Insulation Surabaya is a Rockwool Surabaya Distributor. We provide rockwool, which is a lightweight mineral fiber made from basic rock, which is designed as a sound dampening material, insulating against heat, and can also be used as a hydroponic growing media. This material is one type of construction material that can be considered multifunctional. If you want to provide insulation in residential or commercial buildings, to protect pipes, ships, can also be used to layer the walls of a studio. Rockwool is one of the materials for Steam Jacketing Insulation Services in Pipe Chiller Steam Pipes, we also provide Steam Jacketing insulation services in Pipe Chiller Steam Pipes.