Multifab is pleased to announce the introduction of our DNT SERIES M-FLEX 600 pipe and duct connection material. M-Flex 600 is a breakthrough in technology utilizing a new style PTFE which is capable of continuous operation to 600° F while remaining strong. It can be used in wet or dry applications while maintaining a zero porosity rating. The product features extreme flexibility, 6 to 1 compression ratio and demonstrates excellent non-flammability properties. M-Flex 600 is the most versatile plastic flexible ducting in the marketplace.