Soudal | HVAC Duct Sealant
Soudaduct® is an HVAC Acrylic Polymer Based Elasto-plastic Sealant.
Soudaduct® is a low odour and solvent-free sealant that has very good adhesion on galvanised and stainless steel. It remains permanently flexible and is paintable.
Very easy to apply.
Low odour and solvent-free.
Colourfast and waterproof after curing.
Very good adhesion on galvanised and stainless steel.
Remains permanently flexible.
Conforms to Class C of DW144 and ISO11600 Class 12.5P.
Soudaduct® is used for the sealing of all types of HVAC duct systems including sheet metal, duct boards and flexible ducts.
Soudaduct® can also be used for the sealing of seams, spigot joints, flange joints and metal fabrications.
Surfaces should be clean, dry, free of dust and grease.
Highly porous surfaces should be primed with a suitable primer.
This product is suitable for use on all kind of ducting materials.
We recommend a preliminary adhesion test.
Application Method: With a manual or pneumatic caulking gun. Finish with spatula or filling knife. Spread a minimum of 20 mm wet film thickness with a brush, or pump into well fitted joints. Seal all joints, seams, and penetrations in the duct-work to ensure an airtight system.
Cleaning: Clean uncured product with a water immediately after use. Cured Soudaduct® should only be removed mechanically.
Finishing: With a soapy solution or Soudal Finishing Solution before skinning.
Repair: With the same material
Minimum Width for Joints: 5 mm
Maximum Width for Joints: 20 mm
Minimum Depth for Joints: 5 mm
Recommendation Sealing Jobs: Joint Width = Joint Depth.
Do not use in applications where continuous water immersion is possible.
Do not apply when rain or frost is imminent
Soudaduct® can be painted over with most paints.
The paint should be sufficiently elastic to be applied on a plasto-elastic sealant. A preliminary test is recommended.
Prior to pressure testing allow 12 - 24 hours drying time depending on temperature, humidity and application thickness
Do not apply Soudaduct® outdoors.
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