Product Catalog
Frost Proof Yard Hydrants
Pitless Units, Kits, Adapters
Well Caps, Well Seals
Floats, Air Volume Controls, Tank Acc.
Tank Tees, Manifolds, Tee Kits,
Tee Accessories
Pressure Switches, Pressure Gauges
Splice Kits, Torque Arrestors, Couplings
Well Points, Pump Rod, Cup Leathers
Insert Fittings for Poly Pipe, Clamps
Frost Proof Wall Faucets
Check Valves, Foot Valves
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Merrill's Product Catalog: Floats, Air Volume Controls
Plastic Float Valve Assembly
Merrill Quality Features
Merrill Order Numbers
Merrill Quality Features
PVC Tank Valves with stainless steel bolts, pins, and float rods.
The float balls are a polyethylene material.
  • These valves are available in 3/4", 1", 1-1/4", & 1-1/2" NPT sizes, with flow rates up to 92 gpm at 50 psi.
  • Uses are livestock tank fill valves and cooling tower fill valves as well as many other applications where automatic tank filling is required.
Flow Rates
3/4" 28 gpm @ 30 psi
3/4" 37 gpm @ 60 psi
1" 35 gpm @ 20 psi
1" 60 gpm @ 60 psi
1-1/4" 70 gpm @ 20 psi
1-1/4" 92 gpm @ 50 psi
1-1/2" 70 gpm @ 20 psi
1-1/2" 92 gpm @ 50 psi
(100 psi maximum pressure rating)
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