The Huliot HAFF Stack Drainage System is an advanced, single-stack solution that revolutionizes plumbing in multistorey buildings by seamlessly integrating drainage and vent systems into a single pipe. This technically advanced system offers numerous benefits for high-rise structures and contemporary plumbing fixtures, making it an ideal choice for architects, engineers, and contractors seeking efficient, cost-effective, and space-saving solutions.

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• Streamlined Design: HAFF Stack is meticulously engineered to simplify the complex world of drainage, waste, and vent piping in multistorey buildings. By utilizing a single pipe and the specially designed Huliot HAFF Stack fitting, this system reduces the need for multiple pipes and fittings, resulting in a more efficient and space-saving plumbing configuration.

• Optimal Ventilation: Enjoy excellent ventilation within the system, which ensures consistent airflow and minimizes pressure variations. This feature is essential for maintaining efficient plumbing operations, even in high-rise buildings.

• High Discharge Flow Rate: HAFF Stack delivers an impressive discharge flow rate, ensuring that wastewater is efficiently transported without clogs or delays. This high flow rate is particularly crucial in buildings with multiple fixtures on the same floors.

• Economic Efficiency: HAFF Stack offers significant cost advantages, especially in buildings with more than 7/8 floors and multiple connections on the same floors. Its simplified design reduces the need for extensive materials, resulting in substantial cost savings compared to traditional two-stack systems.

• Materials and Soundproofing Options: Huliot offers HAFF Stack systems made of Poly Propylene (PP), a durable and reliable material. For soundproofing requirements, the Ultra Silent option is available, ensuring a peaceful environment within your building.

• Size Versatility: HAFF Stack is currently available in a standard size of D 110 mm, making it suitable for a wide range of applications and building types.

• Space Efficiency: HAFF Stack minimizes structural interference, requiring less chase space and fewer slab penetrations due to its single-stack configuration. This design simplifies installation and reduces the impact on building architecture.

• Extended Branch Pipe Lengths: HAFF Stack allows for longer branch pipes, up to 8 meters (unvented) and up to 20 meters (vented), providing greater flexibility in plumbing layout and design.

• Easy Maintenance: HAFF Stack is easier to maintain than conventional branch fittings, reducing the time and effort required for upkeep.

• Design Flexibility: With six available connection options, HAFF Stack offers exceptional design flexibility, allowing for customization to suit specific project requirements.

• Compatibility: HAFF Stack is compatible with various piping materials, enhancing its versatility and adaptability.

• Green Building Compliance: HAFF Stack aligns with Green Building principles by utilizing environmentally friendly PP material.