Built for tradies who want a valve that just works. The Fluidmaster 400UK063 is a professional-grade toilet inlet valve designed for dependable refills, easier installs and fewer call-backs. Perfect for new installs, replacements and service work.
Key benefits
Trade-grade build for long-term durability on site
Quiet, consistent refill for reliable cistern performance
Fast to fit - ideal for maintenance and quick swaps
Great for replacements when you need a quality match-up
Where it fits
Use it for residential maintenance, renovations and new builds where you want a solid, professional finish. If you're replacing an existing valve, confirm the bottom entry and inlet position before install.
General