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Oneseal PU-25

Oneseal PU-25

Oneseal PU-25 is a one component, fast cure high performance construction joint, thixotropic moisture curing Polyurethane sealant /adhesive with high mechanical strength and excellent resistance to weathering.


  • Class A Sealant – Total Joint movement total 50% (±25%)
  • Non Hazardous – classification (NOHSC & ADG code / Aust Safety and compensation council)
  • Low VOC.
  • Good adhesion on both porous and non-porous substrates.
  • Excellent durability.
  • Good weathering resistance.
  • Non-sag on vertical and expansion joints up to 30 mm width.
  • Short skinning time.
  • Paintable – see notes.
  • Does not support fungal growth.

White / Grey / Black

Coverage Rate

1st Coat on concrete               3 - 5m2 per L

1st Coat on steel 5 - 8m2 per L

2nd Coat on steel or concrete 5 - 8m2 per L

Technical Information

Oneseal PU-25 TDS

Oneseal PU-25 SDS - ( This file is under maintenance - It will be available soon) 


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As a proud Australian family-owned company, our products are manufactured by our team of specialised chemists and trained technicians using state-of-the-art equipment.

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