Blowerproof Ireland are now NSAI CERTIFIED

Obtaining NSAI certification required a significant investment of time, resources, and effort from Blowerproof Ireland. However, the benefits of certification, including increased credibility, improved customer confidence, and a competitive advantage in the marketplace, makes it a worthwhile investment.

Brush-on | Paint-on

Liquid Airtight Membrane

BLOWERPROOF BRUSH

PAINT-ON AIRTIGHTNESS & VAPOUR CONTROL

Blowerproof is the only NSAI Agrément Certified airtight liquid that is tested to Irish Building Regulations. Paint on airtight coating and is ideal for any permanent solution in achieving your buildings airtightness.
This product is widely used in Europe in passive houses.
It is easy to apply and because of its durability and efficiency it has become the product of choice in all passive buildings in Belgium.

AREAS

OF USE

  • Floor/wall connections
  • Wall/ceiling connections
  • Window/wall connections
  • Pipe penetrations
  • Walls
  • Wall/wall connections
  • Vertical and horizontal joints
  • Curtain walls
  • Wall/roof connections (steel deck)

APPLICATION

OF PAINT-ON

  • BLOWERPROOF LIQUID BRUSH is ready-to-use; stir before use.
    Do not dilute with water or solvents.
  • Apply with a flat paintbrush, suitable for water-based paints.
    BLOWERPROOF LIQUID BRUSH can also be applied in one layer,
    total advised indicative consumption: 0.5 - 1 kg/m2.
  • Clean paint brush and other tools with water.
  • During drying avoid contact with any type of water,
    liquids or other construction products.
  • Complete drying is required prior to applying another product on
    BLOWERPROOF LIQUID BRUSH (such as plaster).
  • Drying time may vary and depends on local conditions and condition of the substrate.
    Indicative: 24 - 48 hours.
  • For large applications we recommend
    BLOWERPROOF LIQUID SPRAY applied with an airless paint spray machine.

BLOWERPROOF

VIDEO TUTORIALS

Our Application Tutorials

6 Videos

APPLICATION

AREAS

Floor to wall junctions
are easily made airtight with Blowerproof Brush., even on damp concrete.

Any building connection can be made airtight, which includes ceiling wall, floor walls.


Simply apply liberally and the fibres will fill holes up to 5mm, when it turns black your joint is airtight.

For private houses and small scale projects.
The wall to ceiling junctions on all floorlevels along the outer skin of a house or building need to be made airtight. Apply on the inside, before the wall finish is applied.

For larger scale projects
The wall to ceiling junctions on all floorlevels along the outer skin of a house or building need to be made airtight. Apply on the inside, before the wall finish is applied.

Blowerproof is the only NSAI Agrément Certified airtight liquid that is tested to Irish Site Conditions. 

Wall to ceiling junction
Paint-on or spray apply BBA approved BLOWERPROOF coating for the permanent airtightness of the wall to ceiling junctions.

For private houses and small scale projects.
The wall to ceiling junctions on all floorlevels along the outer skin of a house or building need to be made airtight. Apply on the inside, before the wall finish is applied.

For larger scale projects
The wall to ceiling junctions on all floorlevels along the outer skin of a house or building need to be made airtight. Apply on the inside, before the wall finish is applied.

Application

  • Fill gaps between the window frame and the wall with PU foam and cut off excess
  • Apply protection tape on the profiles at about 5mm from the side
  • Brush on Blowerproof Liquid Brush
  • Remove tape immediately after application

Blowerproof is the only NSAI Agrément Certified airtight liquid that is tested to Irish Site Conditions.

Pipe Penetrations Gaps
Penetration gaps must be made airtight in order to obtain an airtight house or building. Sealing is simple with BBA approved Blowerproof coating.

Application

  • Ensure dustfree surface
  • Fill gaps greater than 5mm with polyurethane foam (trim after drying) or use a cement based fast setting mortar
  • Apply Blowerproof Liquid Brush in two coats
  • Check for full coverage

Application method Paint:

  • Ensure dustfree surface and remove loose parts.
  • Close gaps > 5mm with a cementbased gap filling mortar.
  • Brush apply Blowerproof Liquid Brush

Blowerproof is the only NSAI Agrément Certified airtight liquid that is tested to Irish Site Conditions. 

BLOWERPROOF

Brush

Liquid Airtight Membrane

Here are some examples of Blowerproof Brush applications.

BLOWERPROOF BRUSH

CERTS & DATASHEETS

Blowerproof Brush
A+ certification

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Blowerproof Brush
BBA Cert

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Blowerproof Brush
Declaration of Conformity

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Blowerproof Brush
M1 Certificate

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Blowerproof Brush
NSAI CERT 23 0437

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Blowerproof Brush
Passive House Cert

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Blowerproof Brush
Productsheet

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Blowerproof Brush
SDS ENG

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