Shop by Category

  • AMT Washdown Pumps
  • Fittings & Couplers
  • Portable Restroom Stickers
  • Toilet Seats
  • Cleaning Supplies
  • Assorted Brushes
  • Fresh Water Tanks
  • Grease Pumpout Stations
  • Hand & Foot Pumps
  • High Rise Lift Slings
  • Holding Tanks
  • Hoses
  • Hose Reels
  • Manhole Hooks
  • Nifty Nabbers
  • LWI Deodorizers and Cleansers
  • Paper & Dispensers
  • Portable Restroom Replacement Parts
  • Pressure Washers & Parts
  • Probing Rods
  • Restroom Delivery Trailers
  • RV Pump Out Kits
  • SaniTower
  • Slide-Ins
  • Sanitizers & Soap
  • T-Lift Manhole Cover Lifter
  • Vacuum Trucks
  • Vacuum Pumps and parts
  • Tank Truck Parts
  • Valves & Valve Parts
  • Water Pumps & Parts

    • Shop by Brand

  • Jurop
  • View all Brands

    • Fittings & Couplers

    We have a complete selection of fittings and couplers for the portable restroom industry.  LWI carries aluminum fittings and couplers, polypropolyene (poly) fittings and couplers, special cam and groove fittings and stainless steel fittings and couplers.  We carry various sizes including Part B, Part C, Part D, Part DC in sizes from 1.5" to 6".  Don't hesistate to call us if you need help in identifying which fitting or coupler you need for your particular application at 877-445-5511.

    Compare Selected