Lafferty Learning Center

General Information

Color-Coding Options

Color coding helps identify equipment and chemicals, and is a vital step in eliminating cross-contamination. Use different colors to indicate where equipment belongs and how to use it.

General Information

Venturi Proportioning – Principles of Operation

Many Lafferty products use the venturi effect to dilute chemicals by drawing concentrates into the water stream on demand.

General Information

Foam consistency (wet versus dry) plays a key role in maximizing the effectiveness of foam cleaning procedures. Cleaning objectives, chemical properties, and the available utilities (compressed air) will determine which type of foam equipment is...

General Information Technical Troubleshooting

Check Valve Chemical Compatibility

Most check valves are available with Viton, EPDM or Kalrez seals and stainless steel or polypropylene bodies. Check valve substitutions for new equipment are available at the time of purchase.

Welcome to the Lafferty Learning Center

Discover new products and learn how to select, install, operate, and maintain chemical application equipment. The Lafferty Learning Center presents decades of institutional knowledge, tips/tricks, and best practices in a visual multimedia format.

Product specific guidelines are provided in the Installation and Operation Instructions for each unit, which are available on the main Lafferty website.