A flexible wrap process created for dryer venting ducting in multi-device housing wherever dryer exhaust ducting passes by way of multiple fire rated compartments prior to venting to outside the house the developing. Deciding on the correct fire-rated ductwork is tough due to complexity in the duct design (passing via https://fireresistantductworthisn34455.blog5star.com/36864800/5-simple-techniques-for-fire-resistant-ductworth-isntallers