Aero FS Series products are flexible, light weight, low density, high loss, carbon impregnated open cell foam. These RF shielding and RF absorbing products are designed with a continuous gradient coating to exhibit high insertion loss and are intended to be applied to metal surfaces inside microwave cavities, housings, radomes, network enclosures or antennae. Thicknesses of foams range from 3.2 mm to 25.4 mm. These products are halogen free, RoHS and REACH compliant.