Lafferty Asphalt Release (AR) Systems quickly and consistently apply asphalt release agents as liquid spray or clinging foam.
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.
Post Archive
Dilution Procedure for Water-Driven Venturi Systems
This video tutorial demonstrates how to dilute concentrated chemicals to the desired ratio using a Lafferty venturi applicator and metering tips.
Pump-Up O-Ring Replacement Guide
Proactive preventative maintenance is important to ensure reliable performance.
Metering Tips – Frequently Asked Questions
An overview of metering tips and how to choose the right one for your equipment and desired dilution ratio.
Part Details: Watts LF8 Hose Connection Vacuum Breaker #273414
This component is used in many Lafferty Mixing Stations to prevent the flow of contaminated water back into the potable water supply. Backflow preventers are a critical aspect of any chemical dilution equipment.
Part Details: Watts Series 9D Backflow Preventers #270298, 270299
Backflow preventers are a critical aspect of any chemical dilution equipment. The Watts Series 9D Dual Check Valve with Intermediate Atmospheric Vent is suitable for many installation situations.
Pump Manual: Electric Pump, SS, 110V, 3/4HP
Lafferty Part #710546 Used in Lafferty drive-thru asphalt release systems (EP models). 3/4 horsepower13.0 amp draw on startup / 7.2 amp runningStainless steel body and impellerViton seals1″ FNPT discharge10 GPM @...
























