Our History

Affiliated with the Cretex Companies, Inc., Cretex Speciality Products, located in Waukesha, Wisconsin, has been providing quality manhole solutions since 1983.

• Offering solutions and cost savings for inflow and infiltration with our Chimney Seals.
• Developing quality products that stand the test of time with our 25 and 50 year warranty.
• Creating the most superior manhole grade adjustment systems available anywhere, the most advanced alternative to concrete grade rings.

A pioneer, developer and industry leader providing you with manhole solutions meant to seal the deal and stand the test of time. Contact us or call 800-345-3764.