What is butyl tape primarily used for in glazing?

Butyl tape is primarily used in glazing to create a weatherproof barrier. It functions as a sealant that prevents water and air infiltration around glass installations. The properties of butyl tape allow it to adhere strongly to various surfaces while maintaining flexibility, which is crucial in accommodating the natural movements and expansion that can occur in the building materials due to temperature changes.

When applied correctly, butyl tape fills gaps and voids, effectively sealing the perimeter of window frames and ensuring that moisture does not compromise the integrity of the installation. This characteristic is essential in enhancing the overall performance of the glazing system, particularly in preventing leaks and maintaining insulation efficiency.

While other options may address related aspects of glazing, they do not capture the primary function of butyl tape as accurately as sealing and creating a weatherproof barrier does. Enhancing aesthetic appearance, providing insulation, and temporary adhesive use are more about the installation process or final looks rather than focusing on the specific role of butyl tape in maintaining the durability and performance of the glazing system.