Lafferty Learning Center

Venturi Proportioning – Principles of Operation

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

Balanced Systems Troubleshooting 101

Lafferty approaches the design and manufacture of chemical application equipment by creating application-specific, integrated, balanced systems that are easy to install and that offer years of trouble-free performance.

Water-Driven Foam System Comparison Chart

Choose the right foamer based on performance requirements, available utilities, dilution ratio range, and other attributes.

Sentry™ Hand Sanitizer Dispenser

The Sentry Hand Sanitizer Dispenser is a hands free, all stainless steel dispenser for gel and liquid hand hygiene products (sanitizer/soap). Foot pedal activation eliminates contamination due to hand contact, and a stainless steel mechanical pump...

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.

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Fogger Series Comparison

Comparison tables identify the different compressed air requirements, fogging particle consistency, and effective range of each fogger series. This is a great place to start learning about Lafferty Foggers.

Sentry™ Hand Sanitizer Dispenser

The Sentry Hand Sanitizer Dispenser is a hands free, all stainless steel dispenser for gel and liquid hand hygiene products (sanitizer/soap). Foot pedal activation eliminates contamination due to hand contact, and a...

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.


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