Ductwork Expansion Joint Material

Designed to your specifications and application requirements holz manufactures high quality flue duct expansion joints for industrial ductwork systems.

Ductwork expansion joint material.

Shop grainger for self sealing duct and fittings and all your hvac supplies. Sections for a total of 25 ft. Engineered with a leed qualifying zero voc gasket this ductwork can eliminate the need for additional sealing along the longitudinal seams and transverse joint. Each box of metal duct contains five 5 ft.

Fully molded duct expansion joint. Fabric expansion joints need to be designed with many factors considered in order to ensure a long life. It has three main components a fabric gas seal membrane gsm insulation and metallic frames. Flue duct expansion joint flextech engineering inc.

A fabric expansion joint is inserted into the ductwork where the movement will occur. A ducting system can be extensive and depending on what materials are flowing through having the right flue duct expansion joint is necessary to prevent leakage lessen noise and vibrations maintain operation and safety stands and reduce the chance of failure. Basic forms of expansion joints. Composite flexible element material for fabric duct expansion joints are have a multi layered design with insulating layers reinforcing plies and vapor barriers with either fluoropolymer or elastomeric covers.

Designs and supplies fabric or non metallic expansion joints for a wide variety of applications. As the ducting moves the gsm will deform without tearing or leaking while being exposed to high tempera tures and corrosive media. They have outstanding resistance to chemicals oils and heat compared with other elastomers. Movements for a given face to face width are less than other materials.

Pressures typically less than 5 psig and high temperatures to 1500 f 1 0 sizes to 16 0 sizes round or rectangular any length anything shippable handling clean or dirty air streams gas streams or flue gas streams. Ducting and low pressure expansion joints are lightweight flexible connectors designed for gaseous media made out of natural or synthetic elastomers with combinations of rubber and fabric reinforcement especially for scrubbers precipitators baghouses and fans in air handling systems. Rated for 400f thru 1200f. Microflex s metal duct type expansion joints are designed for use in low pressure ducting systems where low spring rates and high flexibility are required.

Ductwork or ducting bellows fabric bellows or metal bellows expansion joints. Ducting expansion joints will help solve problems such as.