37.4 Gallon Internal Tank Sprayer

Model # 925737

The 37.4 Gallon Internal Tank Sprayer is a chemical spray applicator with an all stainless steel cart assembly for applying ready-to-use chemical solutions to a variety of surfaces. Connect compressed air to pressurize the 316L stainless steel ASME rated tank and project the solution through the hose, wand and fan pattern spray nozzle. Includes 2 spray nozzles which provide either 51 or 110 minutes of spraying time depending on the nozzle used.

Key Features
  • 316L stainless steel, ASME rated tank
  • Draws pre-diluted chemical from the 37.4 gallon tank
  • Alternate nozzles to project a low or medium volume fan pattern spray
  • Sprays for 51 or 110 minutes per tank fill
  • Powered solely by compressed air
  • All stainless steel wetted components ensure durability and years of outstanding performance
  • Available with a 5 and 16 gallon tank (#925705, #925716)
  • Available as a foamer (#925937)
  • See other air-operated sprayers and foamers in Catalog 4


  • All stainless steel cart with non-marking tires and stainless steel swivel casters
  • Stainless steel hinged mounting enclosure
  • 37.4 gallon, 316L stainless steel, ASME rated pressure tank
  • Stainless steel pressure relief pop-off valve
  • 50' discharge hose, stainless steel ball valve, stainless steel wand & 2 fan nozzles
  • Tank drainage spigot with stainless steel ball valve
Ready-to-Use Chemical Solution
Compressed Air up to 3 CFM
Minimum Air Supply Line 3/8"
Hose 1/2" ID x 50'
Nozzle 2503 or 2506
Stainless Steel Hose Racks
Large Stainless Steel Hose Rack# 224150
Proportioning / Filling Options
1-Way Ball Valve Mixing Station (4 GPM)# 985100
1-Way Push Lever Mixing Station (4 GPM)# 981100
High Volume Mixing Station (9.9 GPM)# 985835
Alternate Check Valves & Seals (EPDM Standard)
Check Valve, Air, SS, 1/4" MM (Viton / Hast)# 491306
O-Ring, Viton, Tank Lid, 5, 16 & 37 Gallon, ASME# 708513
Lafferty Equipment Manufacturing, Inc.
5614 Oak Grove Road
North Little Rock, AR 72118
TFN: 1-800-999-2820

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