Tdf DuctSystem


The LOCKFORMER TDC flange connection system is a unique system roll formed directly on the sheet of the duct.

The TDC system guarantees a 100% air tightness to the duct.

The TDC flange is rollformed on straight ductwork as well as on fittings with flange length over 250 mm.

The TDC system is mounted with 1 piece corners which guarantees a rigid ductwork.

The TDC flange exists in all current flange heights : 20 / 25 / 30 / 35 / 40 mm

THE TDC system has been certified to the following restrictive normalization and standardisation : TUV CE 1507 (EU) / LUKA (NL) / DW144(UK) / SMACNA.

CE 1507 certified for:

  1. Air leakage class "C"
  2. Flange distorsion with pressure and vacuum.
  3. Duct wall distorsion with pressure and vacuum.
Medium TDC Duct Shop Machinery List
  1. Lowa precision auto lines with smothening
  2. Plasma Table NT 2000
  3. Beader Z-Beader
  4. Pittsburgh machine Model 20 & 16
  5. Button Punch Snap-loc machine BPSL
  6. TDC Machine
  8. 2 coils / 1,5 m wide / Z Beading
  9. TDC Wrap Brake BD6W-TD
  10. Whisper-Loc FAH-1872-VP
  11. Cornermatic Single head CM-C-20
  12. Cornermatic Single head CM-C-30

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