Automatic Water Float Valve for Tanks, Troughs & Pools

Keep any water reservoir at the perfect level — automatically. The Automatic Water Float Valve is a simple, reliable home maintenance component that monitors and controls water levels in tanks, livestock troughs, garden ponds, pools, cisterns, and more. When the water drops below the set level, the valve opens to refill; once it reaches the target level, it shuts off on its own — no manual intervention needed.

Built from durable polypropylene (PP), this float valve is lightweight yet sturdy enough for everyday outdoor and indoor use. Its compact size of approximately 13 × 9 cm (5.12 × 3.54 in) makes it easy to fit into a wide range of tank and trough setups, and its tool-free, straightforward installation means you can have it up and running in minutes.

Key Features

• Automatic shut-off — maintains a consistent water level without constant monitoring
• Durable PP construction — corrosion-resistant and built to handle continuous water exposure
• Compact & lightweight — approximately 13 × 9 cm / 5.12 × 3.54 in for versatile fitting
• Easy installation — no special tools required; attaches quickly to most standard tanks
• Wide application — ideal for livestock troughs, garden ponds, swimming pools, home water tanks, dorm water dispensers, lakes, and cisterns
• Saves water — precise float mechanism prevents overfilling and reduces waste

Ideal For

• Livestock & agricultural troughs
• Garden ponds & water features
• Swimming pools & decorative pools
• Home, apartment & dorm water storage tanks
• Cisterns & buffer tanks
• Lake-side water management setups

Specifications

• Material: Polypropylene (PP)
• Dimensions: Approx. 13 × 9 cm / 5.12 × 3.54 in
• Function: Automatic water level control with self-shutoff
• Installation: Tool-free, easy fit for standard tank inlets

For guidance on water conservation and efficient water management practices, visit the U.S. EPA WaterSense program.

Frequently Asked Questions

Q: What does an automatic water float valve do?

A: An automatic water float valve monitors the water level inside a tank or trough. As water is used or evaporates and the level drops, the float descends and opens the valve to allow fresh water in. Once the water reaches the set level, the float rises and automatically shuts the valve off — keeping your reservoir consistently filled without any manual effort.

Q: Where can I use this water float valve?

A: This float valve is versatile enough for livestock troughs, garden ponds, swimming pools, home and dorm water storage tanks, cisterns, buffer tanks, and lake-side setups. Anywhere you need automatic water level management, this valve is an easy, reliable solution.

Q: Is the water float valve easy to install?

A: Yes — the valve is designed for quick, tool-free installation. It attaches to most standard tank inlets in just a few minutes and requires no specialist plumbing knowledge. The compact PP body (approx. 13 × 9 cm) fits neatly into a variety of tank configurations.

Q: What material is this float valve made from?

A: The float valve is made from polypropylene (PP), a durable, lightweight, and corrosion-resistant plastic that holds up well in continuous water contact — making it suitable for both indoor and outdoor water storage applications.