Nordfab Viewing Spools are used as a Quick-Fit duct with a section of acrylic glass to allow viewing of material flow. Now available in galvanized, aluminum, stainless and stainless+ with optional no. 4 finish!
Construction: Seam: longitudinal seam is lapped, spot
welded and caulked Collars: have a laser welded longitudinal
seam (exception: 3â€ collars are lapped,
spot welded, and caulked.)
Collars are attached to the body using
a raised hemmed, spot welded seamed
construction and are caulked Threaded rod: size is 3/8" h
ORDERING NOTES: Unless specified, 3" through 24" is QF. Over 24" is flanged. Data subject to change without notice. Stainless steel components requiring flanges will be supplied with stainless steel flanges unless otherwise specified. For special parts or items to be custom manufactured, contact us for quotation.