Best Float Valve, All Stainless 1" FPT w/Brass Poppet

Best Float Valve, All Stainless 1" FPT w/Brass Poppet

The SSVF1K Best Float Valve (All Stainless 1″ FPT w/ Brass Poppet) is a premium livestock water trough float valve kit (often called a Watson valve) built for simple, dependable automatic water level control in stock tanks. Rated for up to 90 PSI with the included barrel float (and up to 160 PSI with pan floats), this kit upgrades key wear components to stainless steel—delivering roughly 3x the lifespan versus standard brass-seat/zinc-chain setups in typical water conditions.

Country of Origin: Made in the U.S.A.

Key Features / Specifications

• Brand / Line: Best Float Valve (Watson-style)
• Part Number: SSVF1K
• Product Type: Livestock water trough float valve kit
• Connection Size / Type: 1″ FPT
• Materials / Build:
  • Hot-dip galvanized steel 18″ lever and body
  • Stainless steel valve seat (upgraded)
  • Stainless steel float chain (upgraded)
  • Brass poppet
• Included Float: 6″ × 12″ aluminum float with stainless steel chain
• Pressure Rating: Up to 90 PSI with barrel float; up to 160 PSI with pan floats
• Flow Performance (as stated):
  • 13 GPM on 1-1/2″ line at 5 PSI
  • 50 GPM on 2″ line at 45 PSI
• Serviceability: Replaceable EPDM rubber washer
• Design Benefits: No binding parts for reliable operation
• Installation Flexibility: Lever can be turned over to allow water to enter from the top of the tank
• Water Condition Note: If water contains sulfur, a higher stainless kit option may be recommended (per manufacturer guidance)

Ideal For

• Automatic fill control for livestock water troughs and stock tanks
• Farms needing a durable, long-life float valve with minimal moving parts
• Applications up to 90 PSI using the included float setup
• Users who want a serviceable valve with replaceable wear components