Consulting and Ordering

Bituminous waterproofing

Herman’s isogum products with a thickness of 3 to 5 mm consist of one or two layers or three layers of strong carriers that are integrated with polymer bitumen. Depending on the application, the carrier layers are of the type of threaded fabric with glass threads and sewn polyester fibers or jagged with different characteristics.


Product Price List

Product NameDescriptionPackage typeStockPrice
Bituminous waterproofing-CustomAvailableCall
To Order Contact Us

Sales Manager



About Us

Hirman Manufacturing Company entered the field of this industry due to the need for a specialized and scientific group in the country’s waterproofing industry.
From the beginning, this group has tried to produce products based on scientific principles, the best quality and competition with the latest products in the world, and therefore, by using high-quality raw materials with first-class quality, has tried to keep the useful life of its products in line with reasonable price and increase environmental friendliness. Hirman Company has realized the slogan of “creating peace and security” for the consumer by producing high-quality waterproofing products using the best first-class raw materials.


Hirman Sales Manager

Sasan Haji Jafari