leaf Service & Parts leaf

Here you can find information about Use & Care Guidelines, Warranty Information, Frequently Asked Questions and a useful Troubleshooting Guide, and Owners Manuals (including operating instructions, service instructions, and assembly illustrations).

Consumer Hotline

First we want to tell you about our toll-free Consumer Hotline:


Root-Lowell's commitment to quality goes far beyond the excellent sprayer you buy. We have invested a great deal of time and resources into building a top-notch Consumer Service Department. Through our Consumer Service Hotline, our Flo-Master representatives can respond to any questions you may have regarding maintenance, operation and repairs of your RL sprayer. And this is where you can buy replacement parts for your sprayer.

This service is available year-round - Monday through Friday, 8:00 a.m. to 7:00 p.m., Eastern Time. From March 1 through August 31, it's also available on weekends - Saturday and Sunday, 10:00 a.m. to 4:00 p.m. Through our Consumer Service Hotline, you have immediate access to our expert knowledge and support for as long as you own your RL Flo-Master sprayer.

If you just bought your sprayer and have any questions, problems, or seem to be missing parts, please do not return your sprayer to the store. Instead, call our Hotline at 1-800-253-4642. Our representatives will be able to respond to your question or request quickly and efficiently. Before you make your call, please have your model number available.

If you wish to send an e-mail message or question to our Consumer Service Department, use: Service Message


Use & Care Guidelines

To ensure proper working of your RL Flo-Master sprayer, please follow these care and use guidelines:

  • ALWAYS water test sprayer before each use.
  • ALWAYS wear long sleeve shirts, long pants, goggles, gloves and durable shoes.
  • ALWAYS READ AND FOLLOW label instructions for the chemical to be applied.
  • AFTER USE release pressure and clean the sprayer.
  • ALWAYS RELEASE pressure in sprayer before servicing.
  • DO NOT alter the sprayer or any components.
  • DO NOT spray flammable, caustic (i.e. acids, chlorines and bleach), corrosive, heated or self-heating solutions with this sprayer.
  • DO NOT store liquids in the sprayer.
  • NEVER fill tank above the “MAX FILL LINE” on the tank.

Help protect the environment. Please use chemicals carefully, according to the directions specified by the chemical manufacturer, and dispose of them properly.

Warning! This product is designed to spray chemicals that may be harmful and could cause serious personal injury if inhaled or brought into contact with the user. Failure to read and follow operating instructions before use and/or misuse of this product could result in explosive failure with major injuries.

If you have any questions regarding the chemicals you are spraying, contact the chemical manufacturer directly.

View our Funnel Top Sprayers for our use and care guide


FAQ & Troubleshooting Guide

The Frequently Asked Questions and Troubleshooting Guide page can be extremely useful. If you're having problems with your sprayer, we urge you to check out this page - the answer is most likely there.


Owners Manuals

Go to this page for an on-line copy of the Owners Manual for your sprayer. This page has an index to all of our current, and older, sprayer models, including those sold under different brands. The owners manuals have detailed operating instructions, service instructions, and assembly illustrations.



Need information about the Warranty on your sprayer? This is the page to visit.


Para visitar este sitio en Español, por favor haga clic aquí.

For questions, please send a message to our
Consumer Service Department.


HomeCommercialServiceWhere to BuyContact Us