10 BEST FLOAT VALVES for sale in 2025 – compare between the best float valves on sale.

Rank Product Rating
1
Kerick Valve MA052 PVC Mini Float Valve, Tank Mount, Adjustable Arm, 1.5 gpm at 60 psi, 1/2' NPT Male
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Product Highlights
  • Estimated rate of flow up to 1.5 gpm at 60 psi
  • PVC for corrosion resistance
  • Tank mount with extended threads on inlet side of valve for mounting through tank wall
  • Note: MA052 has a 1/2 NPT pipe thread. This is extremely common in the plumbing world. The thread measures about 3/4 of an inch in diameter, this is a common mistake to those who are unfamiliar with pipe threads and plumbing

$8.03
2
LITTLE GIANT TM825 Plastic Housing Trough-O-Matic Stock Tank Float Valve ,color,Black
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Product Highlights
  • 375 gallon per hour capacity
  • Plastic and galvanized metal
  • Easy To Install
  • Made in the USA

$15.99
3
MACGOAL Water Float Valve with Adjustable Arm, Float Ball Valve Shut Off Automatic 1/2 Inch, Pack of 2
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Product Highlights
  • DURABLE MATERIAL: This float valve is made from high quality PVC (polyvinyl chloride) for corrosion resistance;
  • GREAT DESIGN: Rubber washer ensures a tight, leak free kit; adjustable arm with over 180 degrees of adjustment range; PVC Screw for adjustable arm prevents rust.
  • VERSATILE: Works great for water trough, humidifier, fountain, aquarium, pond, chicken/dog/horse/cattle waterer, etc.
  • EASY TO USE: 1/2" thread, very easy to install and adjust water level. Nice and lazy solution!

$10.99
4
Mueller Industries 109-814 Float Valves, 0.75 Inch
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Product Highlights
  • Dual inlet thread for connecting pipe and locknut
  • High tensile serrated arms
  • Machined flange for support against tank wall
  • Bronze finish

$23.99 $17.55
5
Robert Manufacturing R400 Series Bob Red Brass Float Valve, 3/4' NPT Male Inlet x 3/4' NPT Male Outlet, 39.9 gpm at 85 psi Pressure
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Product Highlights
  • Red brass body
  • High capacity, heavy duty
  • Adjusting arm tapped 1/4"-20 thread
  • Buna-N-disc standard

$25.75
6
Hudson Valve V Hudson Tank Valve for Livestock - 718H
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Product Highlights
  • High volume
  • No moving parts
  • Made in United States
  • Brand name: Hudson Valve

$38.99 $36.92
7
2 Pack Float Valve Stable Water Float Valve Shut Off 1/2' Stainless Steel Automatic Waterer Bowl Fill Feed Tank Water Water Trough Horse Cattle Sheep Pig Dog Water Float Valve Farm Supplies
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Product Highlights
  • Used for 304 stainless steel waterer bowl automatic bowl tank horse dog cattle Water Leveler PVC Auto Fill Float Valve,Durable,Corrosion Resistance,No Deformation, Clean And Sanitary
  • Little giant floatThe use of float water level floating principle control the inlet and outlet water switch, to achieve a constant water level effect, keeps enough water and always clean water
  • Float valve for water trough horse cattle auto filterRubber washer ensures a tight, leak free kit;Adjustable arm with over 180 degrees of adjustment range; PVC screw for adjustable arm prevents rust and oxidation
  • Works great for water trough, humidifier, fountain, aquarium, pond,float valve for water trough horse cattle auto filter

$9.59
8
Float Ball Valve, 1/2 Inch Supply Tube Male Automatic Fill Feed Humidifier Tank Water with Adjustable Arm for Ponds, Livestock Water Trough, Aquariums, Aquaculture, Hydroponics and Reservoir (2 Pack)
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Product Highlights
  • Package includes: 2 packs tank float valves, spend less time filling and checking the water tank to protect the plants from drying
  • No power or pump required: the water float ball valve is suitable for low pressure gravity feeding systems, leak-free operation is achieved by hand tightening
  • Material: the mini float valve is durable with adjustable arms, made of hard ABS, will not corrode or rust
  • Size: the floating valve has a 1/2 NPT pipe thread; This is very common in the pipeline world, the thread size is approx. 3/4 inch with standard gaskets to eliminate leakage

$11.99
9
QWORK Stainless Steel Floating Ball Float Valves 3/4 inch DN20 Adjustable Male Thread Water Float Sensor Hydraulics, Pneumatics & Plumbingall
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Product Highlights
  • Float valves use a rod and float ball attached to a valve shutoff lever to control
  • Valve Material: Brass; Floating Ball Material: 304 Stainless Steel
  • Designed with G3/4 inch thread that is normally used, can fit many pipe connection
  • This float valve has a high-temperature rubber seal, durable to aging for long time use for better sealing and makes sure no leaking

$14.98
10
ThyWay 1 Inch BSP Floating Ball Valve Male Thread Stainless Steel Automatic Tank Pool Water Level Float Valve 60 L / min, 75 psi
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Product Highlights
  • Super High Quality - Float Ball Valve adopts modern CNC machine tool for precision machining, and the metal material is formed once. The product has uniform wall thickness, smooth surface, high dimensional precision, tighter plating layer and longer service life.
  • Strong Sealing - The top of the piston is fitted with a sealed thickened rubber washer
  • Corrosion Resistant - Float Valve is a combination of high-quality metal elements, acid and alkali resistance, high performance, suitable for various process requirements.
  • Environmental Protection - This product does not release substances that are harmful to the environment.

$39.99

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