The FLUIDMASTER PRO45 BALLCOCK is a high-performance water control valve designed for efficient toilet tank filling. This ballcock features a durable construction that ensures longevity and reliability. With a standard size suitable for most toilet tanks, it operates quietly and effectively, maintaining optimal water levels. The PRO45 is easy to install and compatible with various toilet models, making it a versatile choice for both residential and commercial applications. Its innovative design minimizes water waste and complies with industry standards for water efficiency.