A word about galvanized ductwork most ductwork manufactured with galvanized metal is hot dip galvanized a process of coating steel with a thin zinc layer.
Stainless steel ductwork specification.
The steel passes through a molten bath of zinc at a temperature.
All duct stiffened by machine formed beads spaced at 12 o c.
Table 5 material specifications standard material type astm number galvanized steel a653 a924 stainless steel 304 304l 316 316l a167 a480 nongalvanized carbon steel 18 28 gauge a366 a568 a569 aluminum 3003 h14 b209 aluminized type 1 a463 other types of material are available on special order.
Each application for stainless steel ductwork has its own unique demands and needs a stainless steel that s up to the task.
Duct work to be sealed per smacna hvac table 1 2 5.
Join duct and fittings with quick release clamps for faster disassembly and cleanout than other duct systems.
Fire rated ductwork which allows up to 4 hours stability integrity and insulation ductwork.
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In stock and ready to ship.
We provide a wide range of ducting products including.
Manufactures standard gage thickness uncoated steel a 3 stainless steel sheet thickness a 4 aluminum sheet thickness alloy 3003 h14 a 5 metric conversion chart a 6 duct surface area in square feet per lineal foot a 7 galvanized sheet weight a 8 approximate weight round duct in pounds per lineal foot a 10 area and circumference of circles.
Duct fabricated using pittsburg seams.
Rectangular ducting which can be supplied as galvanised ducting stainless steel ducting or aluminium ducting.
For technical drawings and 3 d models click on a part number.
Choose from our selection of stainless steel duct including quick disconnect duct and fittings standard duct and fittings and more.
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.
Circular ducting available in standard lengths or can be cut to suit your requirements.
Nordfab stainless steel ductwork is leak free airtight and features a clamp together design.
24 gauge type 304 stainless steel rectangular ductwork with tdc connection.
304 stainless steel is the most corrosion resistant.
Tdc cnt jnt condu loc tdc connector center of duct tdc connector.
Tdc duct constructed per smacna standards first edition 1995 2.
