List of products by brand Sita

Sita has stood for excellence in drainage and emergency drainage in the flat roof sector for decades. 

Sita is a specialist manufacturer of advanced roof drainage systems, trusted across commercial, industrial and flat-roof construction projects. Known for engineering precision and system reliability, Sita drainage solutions are designed to manage rainwater efficiently on complex roof structures where performance and safety are critical.

Sita products are widely specified on projects requiring controlled rainwater discharge, emergency overflow protection and compatibility with modern flat-roof build-ups.

Sita Flat Roof Drainage Solutions

Sita specialises in internal and external roof drainage systems designed specifically for flat roofs. These systems help manage both everyday rainfall and extreme weather events by directing water safely away from roof surfaces.

Typical Sita drainage components include:

• Roof outlets and drains
• Emergency overflow systems
• Parapet drains and spouts
• Accessories designed for secure integration into roof structures

Each component is engineered to work seamlessly as part of a comprehensive drainage solution, thereby reducing installation risk and enhancing long-term performance.

Key Sita ranges include:

SitaGreen – Roof drainage solutions specifically designed for green and landscaped roofs, supporting effective water management while protecting roof build-ups.

SitaMore – High-capacity outlets designed to increase drainage performance where higher volumes of rainwater need to be managed.

SitaSani – Hygienic overflow and emergency drainage systems that help protect buildings during extreme rainfall conditions.

SitaAttika – Parapet and façade drainage solutions for horizontal drainage through upstands and external walls.

SitaIndra – Internal gravity drainage systems designed for efficient and reliable roof water discharge.

SitaVent – Roof ventilation solutions that help prevent moisture build-up and protect the roof structure.

In addition to these ranges, Sita offers a comprehensive selection of compatible outlets, overflows and accessories, allowing you to specify a complete roof drainage solution for a wide range of building types.

Designed for Commercial & High-Performance Projects

Sita drainage systems are commonly specified for:

• Commercial and industrial buildings
• Warehouses and distribution centres
• Retail units and shopping centres
• Apartment blocks and multi-storey developments
• Public sector and infrastructure projects

Their engineered approach makes them particularly suitable for large roof areas and buildings where controlled rainwater management is essential.

Why Choose Sita Drainage?

Sita drainage systems are engineered to handle high rainfall volumes while protecting roof structures from water build-up and potential failure. Their system-based design allows for predictable performance, even in demanding weather conditions.

Key benefits of Sita drainage systems include:

Efficient rainwater flow for flat and low-slope roofs

Emergency overflow protection to reduce flood risk

High-quality materials for long-term durability

Compatibility with modern roof membranes and insulation systems

Engineered solutions suitable for complex roof layouts

This makes Sita a trusted choice for specifiers, contractors and roofing professionals.

At Gutter Centre, we supply Sita drainage products to support professional roof drainage installations. Whether you’re specifying drainage for a new flat-roof build or upgrading an existing system, we can help source the right Sita solution for your project.

Explore our Sita drainage range today and choose engineered roof drainage systems designed for reliability and control.