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What is airtight building?

An airtight building is one that minimizes air leakage, ensuring that outside air does not infiltrate the interior spaces uncontrollably. This concept is crucial in energy-efficient building design, as it helps to maintain stable indoor temperatures, reduce heating and cooling costs, and improve overall comfort.

Bostik’s Airseal system tackles three primary challenges: air tightness, thermal insulation, and protection agains driving rain. When these aspects work together seamlessly, they provide an additional advantage: enhanced sound insulation.

What are the benefits of airtight building?

A house with energy labels

Saves energy and heating costs

A window frame withouth mould

Reduces the risk of mould around window frames

Products with improved air quality with a low VOC

Improves indoor air quality & enhances comfort
 

Airseal system: a complete range for optimal building airtightness

Meet our complete Airseal system!

Bostik's Airseal range offers a variety of products designed to seal joints around window frames, enhancing the airtightness of your home. The system includes seven different tapes, a coating, and flexible PU foam, all designed to address and eliminate weak points in your building's air barrier.

Explore our Airseal range

Brochure Airseal system

Read everything you need to know about our Airseal System in the brochure. Inside, you'll find detailed explanations of the principles of the concept, and the key products along with their applications.

 

Download brochure

The best way to insulate window frames?

Install Bostik's Airseal system products to ensure airtightness around window frames, providing the first layer of defense against heat loss in your home.

Looking to learn how to properly seal joints around window frames, step by step? Check out our detailed knowledge article here:


READ MORE

Sign up for technical training 

Bostik ACADEMY is our dedicated knowledge hub designed for professionals in the construction industry. At the ACADEMY, you can enroll in customized training programs tailored to your specific needs and skill level.

Our experienced Technical Team will present our product portfolio, best application methods, and key industry recommendations. 

REQUEST A TRAINING
 

Explore our Energy Saving & Airtight products

Discover our Product Portfolio

T610 AIRSEAL SEALING TAPE BG1

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T620 AIRSEAL WINDOW TAPE INTERIOR

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T630 AIRSEAL SEALING TAPE 3D

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BOSTIK A740 HIGH GRAB EVOLUTION
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T635 AIRSEAL SEALING TAPE 3D UF

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BOSTIK H540 SEAL'N'BOND EVOLUTION
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T640 AIRSEAL WINDOW TAPE EXTERIOR

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T640 AIRSEAL WINDOW TAPE EXTERIOR
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T660 AIRSEAL WINDOW TAPE DUO

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T660 AIRSEAL WINDOW TAPE DUO PRODUCT
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T665 AIRSEAL WINDOW TAPE DUO PLUS

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T660 AIRSEAL WINDOW TAPE DUO PRODUCT
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More sustainable stories

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Embrace sustainability with our bio-based solutions

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Embrace sustainability with our bio-based solutions
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Driving change with more sustainable packaging

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Recycled packaging Bostik Academy
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Our sustainability pledge

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Bostik Sustainability Homepage
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Contributing to green building labels

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Bostik green building labels
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