Air duct sealants

Gebhardt air duct sealants are specifically designed sealing compounds for air ducts and HVAC systems. All Gebhardt-Stahl air duct sealants have been laboratory tested to DIN EN ISO 846 and meet the requirements of VDI 6022.


Gebhardt-PLAST

Gebhardt-PLAST is an injectable, solvent- and silicone-free single component sealing compound. Gebhardt-PLAST is a polyacrylic dispersion and meets the hygiene requirements for use in HVAC systems according to VDI 6022.

Available in a cartridge, tube or bucket.

  • Gebhardt-PLAST Cartridge

    Gebhardt-PLAST Cartridge

    • Art. no.: 311030010
    • Raw material basis: polyacrylic dispersion
    • Colour: grey
    • Free from solvents and silicone
    • Odour-neutral
    • According to VDI 6022
    • Temperature resistance: -20°C to +80°C
    • 310 ml cartridge
    • PU 20 pcs, Pallet 1.200 pcs
    Gebhardt-Stahl GmbH
  • Gebhardt-PLAST Tube

    Gebhardt-PLAST Tube

    • Art. no.: 311030011
    • Raw material basis: polyacrylic dispersion
    • Colour: grey
    • Free from solvents and silicone
    • Odour-neutral
    • According to VDI 6022
    • Temperature resistance: -20°C to +80°C
    • 600 ml tube
    • PU 20 pcs, Pallet 800 pcs
    Gebhardt-Stahl GmbH
  • Gebhardt-PLAST Bucket

    Gebhardt-PLAST Bucket

    • Art. no.:311030015
    • Raw material basis: polyacrylic dispersion
    • Colour: grey
    • Free from solvents and silicone
    • Odour-neutral
    • According to VDI 6022
    • Temperature resistance: -20°C to +80°C
    • PU 1 pc, Pallet 72 pcs
    • 5 kg bucket
    Gebhardt-Stahl GmbH

Gebhardt-MASTIC

Gebhardt-MASTIC is an injectable silicone-free single-component sealing compound based on butyl rubber. Gebhardt-MASTIC meets the hygiene requirements for use in HVAC systems according to VDI 6022. It is versatile (used indoor and outdoors), UV and weather resistant, as well as free of substances that might be detrimental to paint adhesion and can be painted over.

Available in a cartridge or tube.

  • Gebhardt-MASTIC Cartridge

    Gebhardt-MASTIC Cartridge

    • Art.-Nr.: 311030014
    • Raw material basis: Butyl rubber
    • Colour: grey
    • Silicone-free
    • Odour-neutral
    • Resistant to ageing and weathering
    • According to VDI 6022
    • 310 ml cartridge
    • PU 20 pcs, Pallet 1.200 pcs
    Gebhardt-Stahl GmbH
  • Gebhardt-MASTIC Tube

    Gebhardt-MASTIC Tube

    • Art.-Nr.: 311030013
    • Raw material basis: Butyl rubber
    • Colour: grey
    • Silicone-free
    • Odour-neutral
    • Resistant to ageing and weathering
    • According to VDI 6022
    • 560 ml tube
    • PU 20 pcs, Pallet 800 pcs
    Gebhardt-Stahl GmbH

Gebhardt-MAXX

Gebhardt-MAXX is an injectable, solvent- and silicone-free, single-component sealing compound based on a hybrid polymer. Gebhardt-MAXX meets the hygiene requirements for use in HVAC systems according to VDI 6022. In addition, Gebhardt-MAXX is proven as suitable for use in food processing plants and food-carrying vehicles. It is versatile (used indoor and outdoors), UV and weather resistant, as well as free of substances that might be detrimental to paint adhesion and can be painted over.

In addition, Gebhardt-MAXX is chararcterized by low shrinkage and remains permanently flexible.

Available in a cartridge or tube.

  • Gebhardt-MAXX Cartridge

    Gebhardt-MAXX Cartridge

    • Art. no.: 311050000
    • Raw material basis: Hybrid-Polymer MS
    • Colour: grey
    • Resistant to ageing and weathering
    • According to VDI 6022
    • Free from solvents and silicone
    • Odour-neutral
    • 290 ml cartridge
    • PU 20 pcs, Pallet 1.200 pcs
    Gebhardt-Stahl GmbH
  • Gebhardt-MAXX Tube

    Gebhardt-MAXX Tube

    • Art. no.: 311050010
    • Raw material basis: Hybrid-Polymer MS
    • Colour: grey
    • Resistant to ageing and weathering
    • According to VDI 6022
    • Free from solvents and silicone
    • Odour-neutral
    • 560 ml tube
    • PU 20 pcs, Pallet 800 pcs
    Gebhardt-Stahl GmbH

Gebhardt-GEL

In order to achieve higher sealing classes, the sealing of the longitudinal seam of air ducts is unavoidable. To save time and additional work it is advantageous to seal the duct seam from the inside, by injection during the forming and closing of the seam. Gebhardt-GEL for seam closing machines meets the hygiene requirements for use in HVAC systems according to VDI 6022 and is the ideal sealant for this purpose.

Gebhardt-GEL is solvent-free, odour-neutral and also free of substances that might be detrimental to paint adhesion. It has a high temperature resistance of -30 °C – + 120 °C.

  • Gebhardt-GEL

    Gebhardt-GEL

    • Art. no.: 311060000
    • Raw material basis: Mineral oil & lithium soap
    • Free from solvents and silicone
    • According to VDI 6022
    • Colour: yellow
    • 25 kg hobbock
    • PU 1 pc
    Gebhardt-Stahl GmbH
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Gebhardt-Stahl GmbH

We have been manufacturing cold-rolled metal sections in Werl for more than 30 years. We’re an innovative medium-sized enterprise and focus on the production of steel reinforcement sections for PVCu windows, HVAC components, steel vineyard stakes and bespoke profiles.

 

Gebhardt-Stahl GmbH

Runtestraße 33
59457 Werl

+49 (0) 29 22 / 97 33 - 0
info@gebhardt-stahl.de

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