Spiral round lock seam duct is the most efficient way to transport air in hvac systems.
Stainless steel round ductwork.
Engineered with a leed qualifying zero voc gasket this ductwork can eliminate the need for additional sealing along the longitudinal seams and transverse joint.
Because round ducts are inherently stronger than rectangular profiles they can be lighter metal gauges and can be installed in longer spans.
Large elbows and pipe.
Stainless steel duct fittings.
Custom duct transition plenum.
Engineered with a leed qualifying zero voc gasket this ductwork can eliminate the need for additional sealing along the longitudinal seams and transverse joint.
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Welded seam flanged duct.
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Galvanized steel has good corrosion resistance.
With stainless steel 304 or 316 biyang stainless steel spiral duct is more rust resistant and much tougher than the galvanised steel ducting.
Nordfab stainless steel ductwork is leak free airtight and features a clamp together design.
It can be used in a tougher environment and still maintains the clean and green air.
Sections for a total of 25 ft.
304 stainless steel is the most corrosion resistant.
Join duct and fittings with quick release clamps for faster disassembly and cleanout than other duct systems.
In stock and ready to ship.
Laser metal artwork.
The clamping system eliminates the need to caulk during installation the areas where bugs can harbor and remove the snagging areas that destroy the leak free system.
For technical drawings and 3 d models click on a part number.
Shop grainger for self sealing duct and fittings and all your hvac supplies.
Choose from our selection of stainless steel duct including quick disconnect duct and fittings standard duct and fittings and more.
Biyang stainless steel spiral duct or stainless steel spiral pipe has been in hvac ducting industry for more than 10 years.
Single wall round spiral duct and fittings construction standards positive pressure gauge selection for galvanized steel astm a 653 paint grip steel type 304 and 316 stainless steel and eastern polyvinyl chloride coated steel pcs fittings are spot welded and or gorelocked through 40 diameter.
Stainless steel plenum base.
Each box of metal.
Stock g90 round spiral pipe.
Each box of metal duct contains five 5 ft.
Use greenseam snap pipe duct and fittings from grainger to help with your commercial and residential hvac applications.
The round profile greater flow efficiencies than rectangular ducts.