MF-12A Pinspotter: More Powerful, yet more Compact than the MFPT Contractors spoke and Duro Dyne listened: a Compact Weld Pin machine that was smaller in size but stronger in capacity. The MFPT Compact Pinspotter was a very popular and dependable machine suited for it’s era: one in which two thicknesses of Liner (1/2” and 1”) […]
Square to Round Machine—Namcor Striker HDX How do you bend metal? Larger Square to Round transitions such as this require many separate bends to produce Bending the flat piece of metal so that the square cones into a round is usually done on a 10 ft Hand Brake—that’s a lot of effort! Tennsmith Hand
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Greenseam Plus Snaplock Pipe There’s a shortage of labor in the commercial construction market; this has elevated the need to reduce as much job site labor as possible. For the HVAC contractor, one of these job site tasks is the sealing of the Snaplock Pipe . It’s almost always done with bucket and brush in
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Roper Whitney #5 Jr Hand Punch For the Sheet Metal Contractor, working with Stainless Steel is a lot more challenging that Galvanized. So for jobs in which Stainless sheet is attached to a surface—like column covers and kick plates on doors—using a #5 Jr Hand Punch to punch holes rather than drilling them is much
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DuroDyne Mach III Pinspotter Excellence now with an eye to the future… Duro Dyne’s Mach 3 Pinspotter has a more efficient transformer and a wider mouth design than their FG-1 or Mach 1 or Mach 2 models. The transformer design will weld pins to 18ga galvanized steel , an improvement over the FG-1 models which
Pittsburgh Seam Closer—Floor Mounted Want to invest in a Machine that everyone in the Duct Shop AND the Offices will appreciate? Consider Vicon’s vertical Floor Mount Pittsburgh Seam Closer Why? Because the longitudinal seam is the longest connection in rectangular duct sections and it’s usually seamed with the Pittsburgh Lock, a Lock comprised of
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What is Spiracoustic? Spiracoustic comes in sheets of insulation—one side is a foil backing, the other is a black coated grooved surface for the airstream Spiracoustic is a Johns Manville engineered interior liner for spiral ductwork that is positioned as an alternative to the Double Wall method of Perforated and Unfaced Liner by providing a
Vicon V-TDX-B 5-FT 16 Ga Duct Brake There’s a specific machine that should sit beside and work in tandem with every TDC/F Rollformer. That Machine is a Power Brake designed to bend the duct into an L section after it’s run thru the Rollformer. Bending Duct that has a TDC Flanged Profile on each side
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Tennsmith 6 ft 16 ga Mechanical Shear MSE Unless a Duct Shop is cutting up 10 ft hanger strap, chances are likely that the 10 ft cuts are rarely if ever called for. Going from Tennsmith’s 10 ft to 6 ft Shear saves a footprint of 48” x 69”. These days more than ever that’s
Why every Sheet Metal Contractor should consider a Spiral Pipe machine Spiral-Helix Tubeformer 3600 For the Mechanical Contractor, the ability to pull out the largest physical sized item from the Air Distribution package is significant. Spiral Pipe is a product in the AD package that’s loaded with uncertainty due to the freight costs on the
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Vicon Model 510 SL Liner Cutting Table Just as Plasma Tables save contractors on metal drop, Liner Cutting Tables does the exact same on Liner drop. Using the same software but with a router bit instead of a torch, these Liner Cutting systems are identical to Plasma Tables in their purpose of savings
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Vicon TDX 16 Station Rollformer Vicon TDX 16 Station Rollformer A TDF Flange is more difficult to form and requires a 16-station rollformer, whereas a TDC profile can be produced on a 12-station rollformer. This poses a question to the contractor: Which profile do you want? Since there’s no such thing as “a piece”
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Vicon TDX II 12 Station Rollformer 12 station machine rolls a TDC profile flange to the end of the duct joint from the same gauge as the duct meeting SMACNA classification for T25 rolled on transverse connector. There are two profiles of this rolled on flange – the T24a (TDC profile) which has a hem
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Fairmont’s Offset Hand Tong: the Knuckle Saver Grease Duct is made out of 16 ga Black Iron; the standard means of connecting one end to another is by bending all four sides of the raw edge into a 90 degree angle, typically 1/4” in length, and then butting up to another section done the same
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Liner Sizer From the LS Liner Sizer… To the LSU Liner Sizer… Several years ago Duro Dyne redesigned their popular 5 ft Manual Cut Liner Sizer as it became evident that closed cell Elastomeric Liner and other non Fiberglass products like Ductmate’s Polyarmor were materials that their LS couldn’t cut. Duro Dyne’s redesign was
V Notch and Corner Notch: their role in the Rectangular Duct Fabrication processes V Notch: Bending Points How do you bend a flat sheet of metal into a rectangle or L section if there is a profile rollformed on the two vertical edges of the Blank as it approaches the Braking Station? You can’t…unless there
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Slip & Drive Duct Installation Slip and Drive Duct is the most common type of rectangular ductwork. Even the largest Duct fab shops will tell you that Slip and Drive duct accounts for a greater percentage than the TDC/F and Ductmate flanged duct they produce. In low pressure duct, the standard means of connecting two
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Vicon Corner Machine—Dual Head TDC/TDF is rollformed on the duct wall in the fab shop; if a shop has a full wrap coil line, they are able to produce fully formed duct sections more efficiently—almost fully automated. The reason we say “almost” is because there are two major operations that even a Full Wrap Coil
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Vicon Corner Machine—Single Head Why automate the corner insertion and crimping? Secures the Corner too… Machine inserts and crimps the corner in securely, removing one last step for the duct shop. No more hammering or manually crimping with a Corner Crimp tool. Corner is cleanly crimped in place—done on a single Head Corner machine
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Ductmate Four Bolt Flange The Ductmate 35 Flange along with the mated accessories (corners, cleats, etc) is made into a rectangular frame that slides onto the raw ends of duct sections. When fastened and (to the duct wall) and then connected (with another Ductmate frame) it becomes the strongest transverse connection In rectangular duct construction.
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4 in 1 Entrance guide and Roll Profiles 4 in 1 roll sets are typically installed on the outboard of an S and Drive machine or heavier gauge Pittsburgh. they consist of three roll profiles: Right Angle Flange (2), T connection (tap in) and Standing Seam The 4 instead of 3 indicates that the machine
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While Plasma Tables greatly reduce the amount of drop in Duct Shops, Plasma Feeders reduce that even further Plasma Cutting Tables were first introduced by Lockformer in the mid 1980’s and would revolutionize the HVAC Fabrication industry by that addressing the most time consuming and labor intensive task in an HVAC sheet metal fab shop; cutting out
What is the Longitudinal Seam and Transverse Joint in Rectangular Duct? Longitudinal part of Rectangular Duct is the length, while Transverse part is the width SMACNA refers to the Longitudinal as a seam and Transverse as a joint. A seam is securing together two longitudinal oriented edges of duct in the direction of airflow. A
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The Value of a Corner Crimp Tool for TDC/TDF There are 3 options for securing the TDC/F Corner to the ductwork after it’s been set in place: Tinners Hammer, Crimping Tool, or a Corner machine.
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Pexto 381 Pexto 3 ft 22 ga Roller plays a role fabricating a Radius Elbow The 3 ft manual roller is a staple in every duct shop. One of the many functions it’s used for is turning a curve on a flat piece of metal with female Pittsburgh Seams already installed on both sides. Because
