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Step-by-Step Installation Instructions for <strong>paroc</strong> HVAC Section AluCoat T | <strong>paroc</strong> Tools and Documents
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Installation instructions

paroc Hvac Section AluCoat T



paroc Hvac Section AluCoat T is a non-combustible stone wool pipe section for thermal and condensation insulation of pipework and air ducts in buildings and ships. It has a reinforced aluminium foil facing and tape in the longitudinal seam which prevents condensation and gives a quick installation.

2024-08-14

Warning: This video contains flashing images that could trigger seizures for people with photo sensitivity.

Insulation of bends

Follow these instructions to insulate pipe bends:

  • During the installation, both the object to be insulated and the insulation material should be at a minimum temperature of +10 Celsius.
  • Allow the temperature of the insulating material to adjust to the ambient installation temperature.
  • Always store the tape at room temperature.
  • Check that the surfaces to be joined with tape are clean and dry.
  • Ensure that pipe section seams are tight but without extra tension. The same applies at supports and other projecting parts.



Option 1 - Cutting segments

Cut segment from the section.

Apply the segments on the bend and tape the joints.

Option 2 – paroc Hvac Bend AluCoat T

Apply paroc Hvac Bend AluCoat T on the straight pipe.  


Continue the pipe insulation.

Insulation of T-joints and covering of insulation ends

  • During the installation, both the object to be insulated and the insulation material should be at a minimum temperature of +10 Celsius.
  • Allow the temperature of the insulating material to adjust to the ambient installation temperature.
  • Always store the tape at room temperature.
  • Check that the surfaces to be joined with tape are clean and dry.
  • Ensure that pipe section seams are tight but without extra tension. The same applies at supports and other projecting parts.


Cut the sections to fit.

Tape the joints.

Cover the insulation ends with end flange.

Secure the end flange with galvanized wire.

Warning: This video contains flashing images that could trigger seizures for people with photo sensitivity.

Follow these instructions to insulate straight pipes:

  • During the installation, both the object to be insulated and the insulation material should be at a minimum temperature of +10 Celsius.
  • Allow the temperature of the insulating material to adjust to the ambient installation temperature.
  • Always store the tape at room temperature.
  • Check that the surfaces to be joined with tape are clean and dry.
  • Ensure that pipe section seams are tight but without extra tension. The same applies at supports and other projecting parts.


Apply the section

Clean the surface carefully. 

Remove the release paper and put pressure on the tape with a spatula.




Securing the section

In order to secure the installation, additional fasteners are required.

Option 1 - Galvanized wire

Put galvanized wire around the section.

Lock the wire. Three wires per section are needed.




Option 2 - Galvanized wire, spiral winding

Spiral winding of the galvanized wire. Lock the wire one time per section.




Option 3 – Bands

There are different plastic or metallic bands available that can be used.

Three bands per section are recommended. Do not apply the bands with too much force, since the facing might break.




Option 4 - Tapelock

Put the tape around the section. 

Use the “tapelock” method where the tape is fastened glue against glue.

Fold the tape so that the glue side is attached to the facing.

Taping all joints

For cold installations where the facing is used as a vapour barrier,


you need to tape all circumferential joints with joint with suitable alutape.

Use the “tapelock” method where the tape is fastened glue against glue.

Fold the tape so that the glue side is attached to the facing.

Contact paroc Technical Insulation