Safe Chemical Solutions Since 1942

Rydall DC Deodorizing Cleaner

A 100% natural, all-encompassing deodorizing cleaner for residential, commercial and institutional facilities.

Learn More
Before/after of cooling tower with Rydlyme biodegradable descaler

Use RYDLYME safely on your HVAC systems, including cooling towers, chillers, condensers and boilers!

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
RYDALL WO Water Optimizer reduces BOD in a sludge tank by 99%

RYDALL WO Water Optimizer reduces BOD in a sludge tank by 99%, controlled filamentous bacteria and decreased amount of solids and frequency of haul-offs!

Learn More


"It's just like RYDLYME." That is the original marketing strategy that other companies have developed to sell their chemical descalers. Some products try to ride the coattails of RYDLYME, while others resort to creative wordplay to gain customers. But not all descalers are created equal... FIND OUT WHY.

Proven Results




RYDLYME in Pulp & Paper
RYDLYME Biodegradable Descaler is featured in the January/February 2014 issue of Industrial WaterWorld. Written by Jeff Gunderson, the feature explores...
APEX Quarterly: First Quarter 2014 newsletter
Inside the First Quarter 2014 edition of APEX Quarterly... Not all descalers are created equal: Find out the truth and why RYDLYME has been around for...
APEX Monthly December 2013
Inside the December 2013 edition of APEX Monthly... 2013 Year in Review: A look back at some of the top case studies of the past year.
APEX Monthly November 2013
Inside the November 2013 edition of APEX Monthly... Importance of boiler cleanings to the health of your facility; RYDALL WO use in a sewer system; what...




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
© 2014, Apex Engineering Products Corporation