& does relevant recommendations: 【 rigid waterproofing casing, pipe expansion pipe, through rubber joint 】 is gongyi city full state pipeline equipment co., LTD. The main business of our company has been made as a special equipment manufacturing license and ISO quality management system certification of qualified companies, the company management concept: the factory in order to "customer needs is our goal" principle, wholeheartedly for the customers with excellent products, reasonable prices, fast delivery cycle, professional technical support and perfect after-sales service. In the future, full state is full of confidence and hope, was determined in a more high quality brand and good service, sincere cooperation with customers at home and abroad, to do the northern area of the thermal compensation smoke duct equipment industry's first brand.



The stretched waterproof casing is introduced
Waterproof casing, lengthened when placing order, indicate the pipe diameter, larger than DN1400, wall thickness is greater than or less than 300 mm products can be customized processing. I plant the production of waterproof casing is developed according to the construction science research institute design S312, 02 s404 standard atlas. Flexible waterproof casing generally applicable for pipe through the wall of the vibration or tight waterproof requirement of structures; Rigid waterproofing casing generally applicable for general requirements for pipe through the wall of waterproof structure; Flexible and rigid waterproofing casing wall in the wall, in case of the concrete should be switched to concrete walls, and the casing must be a solidified within the wall; Waterproof casing used in construction, chemical, steel, water, sewage treatment etc.

The stretched waterproof casing technology parameters