8040025867 nordfab llc nordfab qf reducer 5-4, 5" dia, galvanized steel
made in the usa nordfab qf reducers provide easy transition from one size of duct pipe or fitting to a smaller size. when ordering reducers, specify dimensions of both a and b ends. priced by large end a. the b end can be as small as 1?. also specify reducer end style. qf ends are standard. many benefits of nordfab's quick-fit ductwork
you can just clamp it together: nordfab's quick-fit ductwork components have a rolled edge on the ends which provides easy connection to other components with use of a barrel-type clamp. a specially designed gasket inside the clamp seals the joint tightly. installers simply and quickly clamp each piece together without any special tools. the telescoping quick-fit adjustable nipple eliminates precise measurements. it is easy & fast to install: because nordfab's ducting systems clamp together, no rivets, screws or welding are needed. this cuts installation and downtime by more than 45% compared to flanged ductwork installation. it's re-useable: quick-fit ducting is easy to uninstall and relocate as your needs change. it's easy to clean: quick-fit ducting is easy to remove, clean, and re-install � without tools.