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What is Built-Up Roofing (BUR)?

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What is Built-Up Roofing (BUR)?

Built-Up Roofing (BUR) is a popular roofing system that has been used for over a century. It consists of multiple layers of bitumen and reinforcing fabrics that are built up to create a durable and long-lasting roof. BUR roofs are known for their ability to withstand harsh weather conditions and provide excellent protection against water infiltration.

How is Built-Up Roofing (BUR) Installed?

The installation process of Built-Up Roofing (BUR) typically involves alternating layers of bitumen and reinforcing fabrics. These layers are heated and then pressed together to create a seamless and waterproof membrane. The number of layers used can vary depending on the specific requirements of the project, but a typical BUR roof will have multiple layers of bitumen and fabric.

What are the Benefits of Built-Up Roofing (BUR)?

Built-Up Roofing (BUR) offers several benefits, including excellent waterproofing properties, durability, and longevity. BUR roofs are also highly resistant to fire and can provide good insulation for the building. Additionally, BUR roofs are relatively low maintenance and can be easily repaired if damaged.

What are the Different Types of Built-Up Roofing (BUR) Systems?

There are several types of Built-Up Roofing (BUR) systems available, including hot asphalt BUR, cold-applied BUR, and modified bitumen BUR. Each type has its own unique characteristics and advantages, so it’s important to choose the right system for your specific needs.

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How Long Does a Built-Up Roofing (BUR) Last?

Built-Up Roofing (BUR) systems are known for their longevity and can last anywhere from 20 to 30 years with proper maintenance. Regular inspections and repairs can help extend the lifespan of a BUR roof and ensure that it continues to provide reliable protection for many years to come.

What are the Common Issues with Built-Up Roofing (BUR)?

While Built-Up Roofing (BUR) is a durable and long-lasting roofing system, it can still experience issues over time. Common problems with BUR roofs include leaks, blistering, and cracking. Regular maintenance and inspections can help identify and address these issues before they become more serious.

How Much Does Built-Up Roofing (BUR) Cost?

The cost of installing a Built-Up Roofing (BUR) system can vary depending on factors such as the size of the roof, the type of materials used, and the complexity of the installation. On average, BUR roofs can cost anywhere from $5 to $10 per square foot, making them a cost-effective option for many building owners.

Is Built-Up Roofing (BUR) Environmentally Friendly?

Built-Up Roofing (BUR) systems can be environmentally friendly, as they are often made from recycled materials and can be recycled at the end of their lifespan. Additionally, BUR roofs can help reduce energy costs by providing good insulation for the building, making them a sustainable choice for environmentally conscious building owners.

What are the Maintenance Requirements for Built-Up Roofing (BUR)?

Regular maintenance is key to ensuring the longevity and performance of a Built-Up Roofing (BUR) system. This includes inspecting the roof for any signs of damage, cleaning debris from the surface, and making any necessary repairs. By staying on top of maintenance tasks, building owners can prolong the lifespan of their BUR roof and avoid costly repairs in the future.


In conclusion, Built-Up Roofing (BUR) is a durable and long-lasting roofing system that offers excellent protection against the elements. With proper installation and maintenance, BUR roofs can provide reliable performance for many years to come.

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