The Fluidmaster PRO75B
 is a premium, professional-grade side-entry fill valve with a heavy-duty 1/2-inch brass shank, designed for durable and quiet performance in toilet cisterns and water storage tanks. 
Key Features and Benefits
Heavy-Duty Brass Shank: Features a robust 1/2" brass UK shank that is designed not to crack, corrode, or strip, offering superior durability over plastic alternatives.
Ultra Quiet Operation: Engineered for ultra-quiet performance, the valve minimizes noise disturbances and water hammer, making it ideal for en-suites or quiet environments.
Fast Refill: The high-performance design ensures a fast and efficient refill of the cistern, reducing the waiting time between flushes.
Anti-Siphon Design: An integrated anti-siphon feature prevents the contamination of the fresh water supply, ensuring safety and compliance with water regulations.
Easy Maintenance: The valve incorporates a unique snap-release mechanism, allowing for easy access to the seal and simple, tool-free maintenance.
Versatile Compatibility: It is suitable for both high and low water pressure systems and can be used in most side-entry toilet cisterns or storage tanks.
Adjustable Water Level: The water level can be easily adjusted to ensure the ideal flush volume and prevent storage tank distortion.
Professional Preferred: The reliability and performance of this valve make it a top choice among professional plumbers.
WRAS Approved: The product holds WRAS approval, certifying its compliance with high water safety and quality standards.