Here are some advantages of a self-adhering air barrier membrane

We’re often asked whether it’s best to use a self-adhering or liquid-applied air barrier membrane. The answer? It depends on your project. First, let’s look at what a self-adhering air barrier membrane is designed to do.

A self-adhering air barrier membrane is a type of building material that is used to prevent air leakage in the building envelope. It is made of a flexible, waterproof material that can be applied to various substrates including concrete, wood, and metal. The material is coated on one side with a pressure-sensitive adhesive, allowing it to adhere to the building's surface without the need for additional fasteners or adhesives.

One of the main advantages of using a self-adhering air barrier membrane is ease of installation. Unlike liquid applied air barrier membranes, self-adhering membranes do not require any specialized equipment or additional materials for application. This makes them a cost-effective option for many building projects. In addition, self-adhering membranes can be easily cut and shaped to fit around corners, penetrations, and other irregular features of a building's surface, which can save time and labor costs.

Another advantage of self-adhering air barrier membranes is that they are resistant to UV rays, water, and most chemicals. This means that they will not degrade or lose their effectiveness over time due to exposure to the elements. When applied properly, they offer a strong and durable seal, preventing air leaks and increasing the energy efficiency of the building.

However, there are also some disadvantages to using self-adhering air barrier membranes. One of the main drawbacks is that the membrane may not bond well to some substrates, such as certain types of concrete or masonry. In such cases, additional adhesives must be applied to ensure a secure bond. Self-adhering membranes can also be more difficult to repair if they are damaged since the adhesive may not bond well on previously applied areas.

Another disadvantage is that self-adhering membranes can be more prone to tearing or puncturing than liquid applied air barrier membranes. This is because the membrane is a single layer of material, while liquid applied membranes can be built up in layers to provide added strength and durability. When deciding whether to use a self-adhering air barrier membrane or a liquid applied membrane, it is important to consider the specific needs of a building project. Self-adhering membranes are a good choice when ease of installation and cost are major concerns. They are also a good option for projects where a waterproof seal is needed quickly, such as emergency repairs. However, if durability and resistance to damage are major concerns, a liquid applied membrane may be a better choice.

Talk to the experts at Henry to evaluate the specific requirements for your next project. Whether you need a self-adhering air barrier membrane or a liquid applied air barrier membrane, a Henry Representative can help you find the right solution for the job.