Casali 2-Layer Torch-On System

The Casali 2-Layer Torch-On System is a durable bitumen membrane waterproofing system designed for roofs, decks, podiums, and parapets. Installed as a two-layer system, it provides reliable long-term protection for both new builds and remedial projects. The Casali range is designed for New Zealand conditions and includes APP, SBS, and APAO membrane options, with systems available up to 8 mm thick.

Key Benefits

• Two-layer waterproofing protection
• Suitable for new and existing structures
• Strong resistance to UV exposure, weather, and thermal stress
• Designed for New Zealand climates
• Available for standard and heavy-duty applications
• Suitable for residential and commercial projects

Suitable Applications

The Casali 2-Layer Torch-On System is suitable for a wide range of above-ground waterproofing applications, including:

• Roofs
• Decks
• Podiums
• Parapets
• Other exposed waterproofed surfaces

For roof and deck applications, the system is commonly installed over a primed substrate using a base sheet and cap sheet build-up. CodeMark-listed roof and deck systems include a 3 mm base sheet and a 4 mm ceramic-chip cap sheet.

Why Choose This System

Casali torch-on membranes are a proven option where a robust, fully bonded waterproofing system is required. The range includes high-performance options developed for flexibility, adhesion, and durability, with products suitable for substrates such as reinforced concrete, plywood, and roof cover boards depending on the specified system.