from $146.45 /container
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NOTE:, Because it is at risk of freezing, it cannot be transported through low temperatures for extended periods of time.

1-3 4+
VISCONN FIBRE (blue/black) $146.45 $136.20
VISCONN FIBRE (white) $149.38 $138.93

Product Specifications

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VISCONN FIBRE is a high-quality, water-based acrylic dispersion air barrier. Apply with brush to fill gaps up to 3/4" to CMU, concrete, wood, joist bays, WRBs and all Proclima membranes. Can be covered with VISCONN spray-on liquid film to forms a seamless, elastic air and vapor retarding protective layer when fully installed.

Ships from York, ON. Please allow adequate lead time for delivery. No overnight shipping available.


5 L (1.3 Gallon )/ container
Coverage: approx 4.5-6.5 m2 (50-70 sq ft) per bucket


  • Time-saving: Ready-to-use brush-on sealant
  • Reliable bonding thanks to excellent adhesive properties on all standard construction surfaces
  • Covers cracks and joints of up to 20 mm (3/4") width
  • Can be plastered or painted over, and bonds well with all Pro Clima adhesive tapes


  • Apply to walls, ceilings and floor surfaces, such as masonry, CMU, wood sheathing, fiberboard, and all Pro Clima membranes
  • Cracks 8mm (1/4") and smaller in width can be simply painted over
  • Cracks from 8-20 mm (1/4" to 3/4"), fill gap to a depth at least half the width of the gap
  • In the case of larger joint or crack widths, first cover with TESCON VANA before sealing with VISCONN


  • Material: Aqueous acrylic dispersion, fiber-reinforced
  • Application Temperature: 5°C to 35°C (41°F to 95°F)
  • Long Term Temperature Resistance: -40°C to 90°C (-40°F to 194°F)
  • UV/weather Resistance: 3 months of exposure
  • Water Column: 2,000 mm (6'7")