Underlay roof inlet negative pressure QSP+ film 2.5" male thread, plastic universal, QS (Quick Stream) 3072333

Universal roof inlet for vacuum systems

This QSP+ roof inlet made of plastic with a 2.5" external thread is designed for effective drainage of rainwater from roofs covered with foil. It is a key element of the WAVIN Quick Stream (QS) system, ensuring reliable operation and easy installation. The product is universal and can be used in both new installations and in the modernization of existing systems.

Design and application

The QSP+ inlet uses the principle of vacuum to quickly and effectively drain water from the roof surface. Its design allows connection to pipes with a nominal diameter of DN 70 (outer diameter 75 mm). Made of durable plastic, it is resistant to weathering and ensures long-term operation. The external thread facilitates connection to the remaining elements of the installation. The use of seals guarantees a tight connection.

Advantages for professionals and end users

• Quick installation: The Quick Stream system, including the QSP+ inlet, is characterized by its simplicity of installation, which translates into saving time and labor costs.
• High efficiency: Provides effective drainage of rainwater even during heavy rainfall.
• Reliability: Made of high-quality materials, resistant to mechanical damage and corrosion.
• Versatility: Designed for roofs covered with foil, but compatible with the Quick Stream system, providing flexibility in installation design.
• Tightness: Seals included in the set guarantee a tight connection and no leaks.
• Durability: Material resistant to weathering ensures long product life.
• TÜV approval: Confirms compliance with European safety and quality standards.
• Low weight: Facilitates transport and installation – the product weighs approximately 1.9 kg (data from various sources indicate 1.9 - 2.25 kg).

It is important to remember the maximum working pressure of 0.5 bar and the operating temperature range from -10 to 90°C, which ensures safe use in various climatic conditions. The wall thickness of the connection is 4 mm, which affects the strength of the structure. The inlet has a DIN-CERTCO certificate confirming its quality.