Multi-Ply Built-Up Roofing BUR

Installation & Warranty:

Central Roofing offers expert installation using hot asphalt or cold adhesives. Our craftsmanship is backed by a Contractor’s Warranty, while the Manufacturer’s Warranty covers material quality. Key installation details include:

• Optimized roof slope for drainage
• Secure insulation fastening
• Seamless edge integration

Built-Up Roofing Systems (BUR): Process & Properties

Central Roofing specializes in the installation of Built-Up Roofing (BUR) systems as a trusted specialty contractor. These systems, commonly referred to as "tar and gravel" roofs, are renowned for their durability and long-term waterproofing, making them ideal for flat commercial roofs.

Components of a BUR System:

• Decking/Substrate: Base structure
• Insulation: Provides thermal protection
• Roofing Asphalt: Multiple bitumen layers
• Ply Sheets & Cap: Reinforcing and protective layers, such as gravel or slag

Types of Asphalt We Use:

• Asphalt: Petroleum-based
• Coal Tar: Distilled from coal
• Cold-Applied Adhesives: Solvent-based without heat application

Surface Coatings:

• Aggregate: Gravel, slag, or mineral granules
• Cap Sheets: Mineral-surfaced protection
• Hot Asphalt or Alternative Coatings: Including elastomeric or aluminum

Benefits of BUR Roofing:

• Durability over 30 years
• Waterproof and fire-resistant
• Low maintenance with excellent traction for foot traffic