Installation hole diameter: 66 75 mm. Double flushing system and largediameter design Engineered with a doubleflushing system and a largediameter design to enable rapid, volume discharge for efficient fluid control. Durable construction Made with a strong ABS body and erosionresistant copper component. Withstands pressure environments while delivering longterm reliability and wear resistance. Maintenance and reliability Designed for low maintenance and reliable performance in demanding settings. Ideal applications Suitable for homeowners upgrading bathroom fixtures as well as industrial facilities that require robust, lowmaintenance flushing. Compatibility and performance suited for residential bathrooms, manufacturing plants, or processing units where quick drainage and precise flow management are critical. Use scenarios Residential bathroom upgrade: install in a home bathroom to older fixtures, improving reliability and ease of use without frequent servicing. Industrial facility restrooms: deploy in use wash areas where robust flushing and minimal maintenance are important in a pressurized water system. Processing or manufacturing environments: integrate into flush stations for quick drainage and controlled flow during cleaning or rinse cycles.