Service Description : The Design and selection of materi... The Design and selection of materials used in Flange Insulation Kit Gasket, meet the twin purpose of sealing the flanges and insulation metal parts to prevent flow currents responsible for corrosion. Non-Asbestos Gaskets, Spiral Wound Gaskets, Ring Joint Gaskets, Heat Exchanger Gaskets, Gasket Insulation Kits, Ring Joint Gaskets, Expansion Joints, Compression Packings, Insulation Products.