OLI is one of Europe’s leading specialists in concealed cisterns, flushing systems and bathroom installation solutions, with products supplied to more than 80 countries worldwide. Founded in Portugal in 1954, OLI has built its reputation on innovation, quality and sustainability, becoming a trusted partner for installers, architects and homeowners alike.
The brand is best known for its concealed cisterns and flush plates, which are designed for efficiency, reliability and ease of installation. OLI’s solutions are compatible with a wide range of toilets and bathroom designs, making them highly versatile. The company is also at the forefront of water-saving technology, with dual-flush systems and eco-friendly innovations that reduce consumption without compromising on performance.
OLI invests heavily in research and development, holding hundreds of international patents for its products. This commitment to innovation ensures that its cisterns and flushing systems are durable, quiet and user-friendly, while meeting the latest standards in safety and sustainability. Installers value OLI for its reliability and straightforward installation, while end-users appreciate the discreet design and long-term performance.
By combining cutting-edge engineering with practical functionality, OLI has become a go-to brand for bathroom projects of all sizes — from residential homes to commercial developments. With a strong focus on sustainability and long-lasting design, OLI continues to lead the way in creating smarter bathroom solutions that save water, save space and deliver complete peace of mind.