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The FLUIDRA 400h-002-p10 is a universal high-performance toilet tank fill valve designed for residential plumbing installations. It delivers approximately twice the refill rate of standard fill valves, with an anti-siphon design that prevents contamination of the potable water supply. Operation is quiet, making it well suited for both new construction and replacement service. Adjustment dials allow the installer to fine-tune water volume delivered to either the tank or the bowl, supporting accurate setup across a range of flush configurations. Licensed plumbers and experienced service technicians handle installation as part of routine toilet repair or rebuild work.
The 400h-002-p10 is built for universal fitment across most toilet brands and configurations. It is optimized for use in 1.28 gallon-per-flush high-efficiency toilets (HET) and 1.6 GPF toilets. It is also compatible with older pre-1994 toilets rated at 3.5 GPF. The adjustable design accommodates variation in tank geometry and water level requirements, reducing the need for brand-specific replacement parts on common residential service calls.
Designed for use with most toilet brands and models, including 1.28 GPF high-efficiency toilets, 1.6 GPF toilets, and pre-1994 toilets rated at 3.5 GPF. Universal fill valve design reduces brand-specific stocking requirements for plumbing service professionals.
Installation is typically performed by a licensed plumber as part of a toilet rebuild or repair service call. Shut off the water supply at the angle stop valve and flush to drain the tank fully before removing the existing fill valve. Hand-tighten the shank nut to avoid cracking the porcelain tank, then verify water level alignment using the adjustment dials before restoring supply. Follow applicable local plumbing codes, including IPC requirements for anti-siphon protection in potable water systems.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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