
Provide 3-6 person service teams based on customer tier.
This adapter is designed for stormwater drainage systems, enabling a smooth transition and secure connection between square and round pipes. Constructed from corrosion‑resistant materials, it offers robust structure and reliable sealing to prevent leaks and debris accumulation. Suitable for building drainage, road catch basins, municipal engineering, and landscape applications, it features easy installation and enhances the compatibility and reliability of drainage systems.
Material: aluminum
Sizes:Compatible with 66*93mm downspout







Ruichi Hardware is an one-stop hardware supplier with 20 years of factory production experience and 10 years of online service experience in Alibaba.We have registered our own trademarks in China, USA, Australia and other major market countries, achieving global brand sales and services.We are specialized in the production and sales of aluminum gutter products including gutter, end-cap, gutter hanger, downspout and related accessories.


Используйте: For sealing both ends of the gutter.
Material: aluminum
Используйте: For sealing both ends of the gutter.
Material: aluminum
Use: attach two gutter runs at a corner,creating two seams
Material: aluminum
Используйте: Prevents rain gutter blockage
Material: aluminum
Используйте: For securing roof edge flashing
Материал: Алюминий
Use: For drain pipe corner connect
Material: aluminum










RUICHI специализируется на производстве и продаже строительной фурнитуры, а также на предоставлении решений в области строительной фурнитуры.
Свяжитесь с нашим специалистом и получите лучшее решение для вашей среды.