Extension collar for courtyard gullies Perfekt (HL615-616), for completion with insulation kits from the HL86 series HL618

Flange extension for courtyard gullies Perfekt – tightness and adaptation to the roof structure

This flange extension, catalog number HL618, is a key element in completing insulation sets from the HL86 series. It is used to precisely adjust the height of the courtyard gully and ensures a tight connection with the waterproofing layer of the roof structure. This solution is ideal for both professionals and individual investors who value the durability and reliability of drainage.

Versatility and compatibility

The Perfekt extension is compatible with popular series of gullies HL615(H) and HL616(H), as well as extensions HL620 and HL618(H) and drainage ring HL190. Thanks to this, it can be easily integrated with various terrace and roof drainage systems. The possibility of adjusting the height by cutting (total height 155mm) allows for precise adaptation to the specifics of a given project.

Tightness and durability – key benefits

The main advantage of the Perfekt extension is the possibility of its tight integration into the waterproofing layer. In combination with sealing sets from the HL86 series, it guarantees effective protection against water leakage and moisture. Made of high-quality materials, it ensures long-lasting and trouble-free operation. Additionally, the possibility of connecting with other additional equipment allows for the creation of personalized drainage solutions, tailored to the individual needs of each project. This is not only protection of the building structure, but also peace of mind for users.

• Tight connection: Provides effective protection against leaks thanks to compatibility with HL86 sealing sets.
• Height adjustment: Allows precise adaptation to roof layers by cutting the extension (total height 155mm).
• Versatility: Compatible with various series of gullies (HL615(H), HL616(H), HL620, HL618(H), HL190).
• Durability: Made of high-quality materials guaranteeing long-term operation.
• Flexibility: Possibility of adaptation to different roof layer arrangements thanks to additional elements.