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Liquid-Applied Air & Water Barriers

Fluid-applied air and water barriers engineered to create seamless protection against air leakage and moisture intrusion. Ideal for commercial wall assemblies, transitions, penetrations, and complex detailing conditions.

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  • Hohmann & Barnard Liquid-Flash sealant elastomeric waterproofing membrane used for flashing transitions and sealing masonry and concrete substrates

    Hohmann & Barnard Liquid-Flash Sealant (Box of 12)

    $377.36 - $377.36
    $377.36
    $377.36 - $377.36
    $377.36
    240.0floz | $31.45 / 20floz

    Liquid-Flash is formulated using high-performance silyl-terminated polyether polymer technology (STPE). It is a single-component, moisture-cure ela...

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    $377.36 - $377.36
    $377.36
    $377.36 - $377.36
    $377.36
    240.0floz | $31.45 / 20floz
  • Hohmann & Barnard Enviro-Barrier VP fluid-applied vapor permeable air and water barrier for masonry, concrete, and wall sheathing protection

    Hohmann & Barnard Enviro-Barrier VP - Fluid Applied Vapor Permeable Air & Water Barrier

    $236.56 - $2,498.25
    $236.56 - $2,498.25
    $236.56 - $2,498.25
    $236.56
    5.0gal | $47.31 / gal

    ENVIRO-BARRIER VP is a reformulated, single-component, fluid-applied air and water barrier designed for above-grade wall assemblies. This vapor-per...

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    $236.56 - $2,498.25
    $236.56 - $2,498.25
    $236.56 - $2,498.25
    $236.56
    5.0gal | $47.31 / gal
  • Hohmann & Barnard Enviro-Barrier fluid applied air, water, and vapor barrier for masonry wall protection.

    Hohmann & Barnard Enviro-Barrier - Fluid Applied Air, Water, & Vapor Barrier

    $278.10 - $2,633.58
    $278.10 - $2,633.58
    $278.10 - $2,633.58
    $278.10
    5.0gal | $55.62 / gal

    ENVIRO-BARRIER is a single-component, fluid-applied elastomeric membrane designed to provide an effective air, water, and vapor barrier when applie...

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    $278.10 - $2,633.58
    $278.10 - $2,633.58
    $278.10 - $2,633.58
    $278.10
    5.0gal | $55.62 / gal
  • PROSOCO VB fluid-applied air and water resistive barrier for exterior wall and masonry moisture protection

    PROSOCO VB Fluid-Applied Air & Water-Resistive Barrier and Water Vapor Barrier

    $255.00 - $255.00
    $255.00
    $255.00 - $255.00
    $255.00
    5.0gal | $51.00 / gal

    R-GUARD VB (VAPOR BARRIER) FLUID-APPLIED AIR, WATER, AND VAPOR BARRIER FOR MASONRY AND WALL ASSEMBLIES R-Guard VB is a high-performance, fluid-appl...

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    $255.00 - $255.00
    $255.00
    $255.00 - $255.00
    $255.00
    5.0gal | $51.00 / gal
  • A roll of PROSOCO R-Guard FastFlash liquid flashing membrane in a white and red packaging.

    PROSOCO R-Guard FastFlash

    $304.06 - $631.69
    $304.06 - $631.69
    $304.06 - $631.69
    $304.06
    400.0floz | $31.58 / 20floz

    PROSOCO R-GUARD FASTFLASH Liquid flashing membrane designed for waterproofing, sealing, and protecting building envelopes in both new and existing ...

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    $304.06 - $631.69
    $304.06 - $631.69
    $304.06 - $631.69
    $304.06
    400.0floz | $31.58 / 20floz
  • PROSOCO Cat 5 air and waterproof barrier for masonry walls and exterior building envelope protection

    PROSOCO Cat 5 Air & Waterproof Barrier

    $713.23 - $713.23
    $713.23
    $713.23 - $713.23
    $713.23
    5.0gal | $142.65 / gal

    STRONG, SEAMLESS PROTECTION AGAINST THE ELEMENTS Cat 5 is a single-component, silyl-terminated polymer (STP) air and waterproof barrier that’s appl...

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    $713.23 - $713.23
    $713.23
    $713.23 - $713.23
    $713.23
    5.0gal | $142.65 / gal

  • Henry Air-Bloc® 17MR Fluid-Applied Vapor Permeable Air & Vapor Barrier Membrane – 5 Gallon Pail

    $234.35 - $234.35
    $234.35
    $234.35 - $234.35
    $234.35
    5.0gal | $46.87 / gal

    LIQUID-APPLIED ELASTOMERIC AIR AND WATER BARRIER WITH VAPOR PERMEABILITY AND MOLD RESISTANCE Henry Air-Bloc® 17MR is a single-component, water-base...

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    $234.35 - $234.35
    $234.35
    $234.35 - $234.35
    $234.35
    5.0gal | $46.87 / gal
  • Carlisle BarriBond HP liquid flashing and sealant in 20 oz sausage for exterior wall openings

    Carlisle Coatings & Waterproofing BarriBond™ HP Liquid Flashing & Sealant – 20 oz Sausage

    $26.46 - $26.46
    $26.46
    $26.46 - $26.46
    $26.46
    20.0oz | $1.32 / oz

    ELASTOMERIC LIQUID FLASHING AND DETAIL SEALANT FOR COMMERCIAL BUILDING ENVELOPE APPLICATIONS Carlisle Coatings & Waterproofing BarriBond™ HP is...

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    $26.46 - $26.46
    $26.46
    $26.46 - $26.46
    $26.46
    20.0oz | $1.32 / oz
  • Henry Air-Bloc LF liquid-applied flashing in 20 oz sausage for exterior wall openings

    Henry Air-Bloc® LF Liquid-Applied Flashing – 20 oz Sausage

    $26.46 - $26.46
    $26.46
    $26.46 - $26.46
    $26.46

    LIQUID FLASHING AND JOINT SEALANT FOR COMMERCIAL AND RESIDENTIAL BUILDING ENVELOPE SYSTEMS Air-Bloc® LF is a moisture-cure, single-component, elast...

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    $26.46 - $26.46
    $26.46
    $26.46 - $26.46
    $26.46
  • PROSOCO Spray Wrap Rain Screen fluid-applied air and water resistive barrier for masonry and exterior wall systems

    PROSOCO Spray Wrap Rain Screen Fluid-Applied Air & Water-Resistive Barrier

    $218.30 - $218.30
    $218.30
    $218.30 - $218.30
    $218.30
    5.0gal | $43.66 / gal

    SPRAY-APPLIED AIR & WATER-RESISTIVE BARRIER FOR RAIN SCREEN SYSTEMS Spray Wrap Rain Screen is a high-performance, fluid-applied air and water b...

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    $218.30 - $218.30
    $218.30
    $218.30 - $218.30
    $218.30
    5.0gal | $43.66 / gal
  • Air-Shield TMP liquid membrane thin film air barrier 5-gallon bucket with white pail and green lid on clean white background

    W.R. Meadows AIR-SHIELD TMP Liquid Membrane Thin-Film Permeable Air Barrier – 5 Gallon Pail

    $294.01 - $294.01
    $294.01
    $294.01 - $294.01
    $294.01
    5.0gal | $58.80 / gal

    THIN-FILM LIQUID MEMBRANE FOR PERMEABLE AIR AND MOISTURE PROTECTION AIR-SHIELD TMP is a water-based, single-component air and liquid moisture barri...

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    $294.01 - $294.01
    $294.01
    $294.01 - $294.01
    $294.01
    5.0gal | $58.80 / gal
  • W.R. Meadows AIR-SHIELD LM air and vapor liquid moisture barrier 5-gallon bucket with white pail and green lid on clean white background

    W.R. Meadows AIR-SHIELD LMP Gray Liquid Membrane Vapor-Permeable Air Barrier – 5 Gallon Pail

    $242.90 - $242.90
    $242.90
    $242.90 - $242.90
    $242.90
    5.0gal | $48.58 / gal

    GRAY LIQUID MEMBRANE FOR VAPOR-PERMEABLE AIR AND MOISTURE PROTECTION AIR-SHIELD LMP is a water-based, single-component air and liquid moisture barr...

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    $242.90 - $242.90
    $242.90
    $242.90 - $242.90
    $242.90
    5.0gal | $48.58 / gal
  • W.R. Meadows BEM one-component waterproofing membrane sausage pack with white and green packaging on clean white background

    W.R. Meadows BUILDING ENVELOPE MEMBRANE One-Component Building Envelope Membrane – 20 oz. Sausages (12 Per Carton)

    $270.30 - $270.30
    $270.30
    $270.30 - $270.30
    $270.30

    ONE-COMPONENT BUILDING ENVELOPE MEMBRANE FOR AIR, VAPOR, AND MOISTURE PROTECTION BEM is a one-component, cold-applied, non-slump membrane designed ...

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    $270.30 - $270.30
    $270.30
    $270.30 - $270.30
    $270.30

  • Carlisle Coatings & Waterproofing BarriBond® HP – Liquid Flashing & Detail Sealant 20 oz Sausage

    $27.78 - $27.78
    $27.78
    $27.78 - $27.78
    $27.78

    HIGH-PERFORMANCE ELASTOMERIC LIQUID FLASHING AND DETAIL SEALANT FOR COMMERCIAL BUILDING ENVELOPE SYSTEMS Carlisle Coatings & Waterproofing Barr...

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    $27.78 - $27.78
    $27.78
    $27.78 - $27.78
    $27.78
  • Carlisle Barritech NP fluid-applied air and vapor barrier membrane 5 gallon pail for masonry and concrete substrates

    Carlisle Coatings & Waterproofing Barritech NP Fluid-Applied Air & Vapor Barrier Membrane – 5 Gallon Pail

    $272.80 - $272.80
    $272.80
    $272.80 - $272.80
    $272.80
    5.0gal | $54.56 / gal

    FLUID-APPLIED AIR, VAPOR, AND WATER-RESISTIVE BARRIER FOR COMMERCIAL WALL ASSEMBLIES Carlisle Coatings & Waterproofing Barritech™ NP is a singl...

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    $272.80 - $272.80
    $272.80
    $272.80 - $272.80
    $272.80
    5.0gal | $54.56 / gal
  • Carlisle Barritech NP LT cold weather fluid-applied air and vapor barrier membrane for low temperature masonry and concrete applications

    Carlisle Coatings & Waterproofing Barritech NP LT Cold Weather Fluid-Applied Air & Vapor Barrier Membrane – 5 Gallon Pail

    $332.00 - $332.00
    $332.00
    $332.00 - $332.00
    $332.00
    5.0gal | $66.40 / gal

    FLUID-APPLIED AIR, VAPOR, AND WATER-RESISTIVE BARRIER FOR LOW-TEMPERATURE INSTALLATIONS Carlisle Coatings & Waterproofing Barritech™ NP-LT is a...

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    $332.00 - $332.00
    $332.00
    $332.00 - $332.00
    $332.00
    5.0gal | $66.40 / gal
  • W.R. Meadows AIR-SHIELD LSR air and vapor liquid moisture barrier 5-gallon bucket with white pail and green lid on clean white background

    W.R. Meadows AIR-SHIELD LSR Liquid Membrane Air, Vapor & Moisture Barrier – 5 Gallon Pail

    $242.90 - $242.90
    $242.90
    $242.90 - $242.90
    $242.90
    5.0gal | $48.58 / gal

    LIQUID MEMBRANE FOR AIR, VAPOR, AND MOISTURE PROTECTION AIR-SHIELD LSR (Liquid Synthetic Rubber) is a single-component, asphalt-free, synthetic rub...

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    $242.90 - $242.90
    $242.90
    $242.90 - $242.90
    $242.90
    5.0gal | $48.58 / gal
  • PROSOCO Spray Wrap MVP fluid-applied air and water-resistive barrier for masonry and exterior wall systems

    PROSOCO Spray Wrap MVP Fluid-Applied Air and Water-Resistive Barrier

    $218.31 - $218.31
    $218.31
    $218.31 - $218.31
    $218.31
    5.0gal | $43.66 / gal

    FLUID-APPLIED AIR & WATER-RESISTIVE BARRIER Spray Wrap MVP is a high-performance, fluid applied membrane that stops air and water leakage in ca...

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    $218.31 - $218.31
    $218.31
    $218.31 - $218.31
    $218.31
    5.0gal | $43.66 / gal
  • PROSOCO Cat 5 Rain Screen air and water-resistive barrier for masonry and exterior wall protection

    PROSOCO Cat 5 Rain Screen

    $769.08 - $769.08
    $769.08
    $769.08 - $769.08
    $769.08
    5.0gal | $153.82 / gal

    FLUID-APPLIED AIR AND WATER-RESISTIVE BARRIER FOR RAIN SCREEN CONSTRUCTION Cat 5 rain screen is a high-performance, fluid-applied membrane that del...

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    $769.08 - $769.08
    $769.08
    $769.08 - $769.08
    $769.08
    5.0gal | $153.82 / gal

  • Henry Air-Bloc® 16MR Fluid-Applied Air & Vapor Barrier Membrane – 5 Gallon Pail

    $264.76 - $264.76
    $264.76
    $264.76 - $264.76
    $264.76
    5.0gal | $52.95 / gal

    LIQUID-APPLIED ELASTOMERIC AIR AND WATER BARRIER MEMBRANE WITH VAPOR IMPERMEABILITY AND MOLD RESISTANCE Henry Air-Bloc® 16MR is a single-component,...

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    $264.76 - $264.76
    $264.76
    $264.76 - $264.76
    $264.76
    5.0gal | $52.95 / gal
  • Hohmann & Barnard Enviro-Barrier Silicone System for durable waterproofing of masonry walls.

    Hohmann & Barnard Enviro-Barrier Silicone System

    $273.93 - $6,201.55
    $273.93 - $6,201.55
    $273.93 - $6,201.55
    $273.93
    5.0gal | $123.00 / gal

    ENVIRO-BARRIER SILICONE is a high-performance silicone-based air and water-resistive barrier (AWB) designed to coat and seal above-grade wall assem...

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    $273.93 - $6,201.55
    $273.93 - $6,201.55
    $273.93 - $6,201.55
    $273.93
    5.0gal | $123.00 / gal

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