DURA♦SKRIM® 2FR is a 6 mil fire-retardant four-layer reinforced extrusion laminates. The outer layers consist of a high quality polyethylene film with a high concentration of fire-retardant additives. DURA♦SKRIM® 2FR is reinforced with a heavy duty scrim laid in a diagonal pattern spaced 3/8” apart with an additional machine direction scrim every 9” across the width. The individual plies are laminated together with molten polyethylene. DURA♦SKRIM® 2FR is designed to meet the stringent requirements of the Boston Fire Department for Temporary Enclosures.