Safe Chemical Solutions Since 1942

Before/after of cooling tower with Rydlyme biodegradable descaler

Remove deposits and prevent bacteria on cooling tower fills! Let RYDLYME do the heavy lifting.

Learn More
Biodegradable Foaming Coil Cleaner

Use RYDALL CC Coil Cleaner indoors or outdoors on heating/cooling coils, filters and more!

Learn More
Rydlyme Heat Exchanger

RYDLYME is as much as 12x faster than other chemical descalers, with most cleaning applications completed within a few hours. Clean your critical equipment today!

Learn More
Before/after of Banbury mixer with Rydall MP biodegradable degreaser

RYDALL MP Multi Purpose Degreaser cuts through the toughest grease and grime from heavy machinery to household appliances!

Learn More
RYDLYME Pumping Systems

Combine RYDLYME with one of our RYDLYME Pumping Systems for optimal results.

Learn More


RYDLYME Biodegradable Descaler: The World's Leading Biodegradable Descaler

Apex Engineering Products Corporation formulates and manufactures safe and biodegradable specialty cleaning chemicals for a diverse range of applications around the world.

For more than 75 years, RYDLYME biodegradable industrial descaler has been used to safely and efficiently dissolve tough mineral deposits, such as water scale, lime scale, calcium, rust and even struvite. This revolutionary descaler is fortified with a complex formula of wetting and penetrating agents that dissolve mineral deposits into solution for quick and easy disposal.
RYDLYME descales and removes scale build up and cleans cooling towers, heat exchangers, chillers, condensers, boilers and other equipment.


Proven Results




APEX Quarterly: Second Quarter 2018 Newsletter
Inside the Second Quarter 2018 edition of APEX Quarterly... Save money and clean chillers with RYDLYME! Get your efficiency back by cleaning cooling towers! FOUL...
APEX Quarterly: First Quarter 2018 Newsletter
Inside the First Quarter 2018 edition of APEX Quarterly... Don't lose money on shutdowns, clean with RYDLYME! AHR Expo breakdown: RYDLYME, RYDALL CC &...
APEX Quarterly: Fourth Quarter 2017 Newsletter
Inside the Fourth Quarter 2017 edition of APEX Quarterly... Pulp and paper mill cleaning with RYDLYME - find out more! Green liquor deposits are no match...
APEX Quarterly: Third Quarter 2017 Newsletter
Inside the Third Quarter 2017 edition of APEX Quarterly... Clean your boilers with RYDLYME - start ups are around the corner! Why clean your coils with...




Apex Engineering Products Corporation  |  1241 Shoreline Drive  |  Aurora, IL 60504  |  Tel: 800.451-6291 or 1.630.820.8888  |  Fax: 630.820.8886  |  Made in the U.S.A.

Web site design and development by
© 2018, Apex Engineering Products Corporation