AV-222 Cleaner

AV-222 Cleaner dissolves cured polyurethane resin from the grouting equipment.

Technical Resources

Technical Data Sheet: AV-222 Cleaner TDS.pdf

Safety Data Sheet: AV-222 Cleaner SDS.pdf

Additional Resources

Literature and Case Studies

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Upcoming Events

2021 NASTT's No-Dig Show

29 Mar – 01 Apr 2021

2021 UCT

18 May – 20 May 2021

2021 World of Concrete

07 Jun – 11 Jun 2021

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Recent News

2021 Tradeshows and Events

Friday, 15 January 2021

Goodbye 2020, Hello 2021! While 2020 was an unusual year, we are hopeful that 2021 starts to bring us some normalcy back - especially for tradeshows and events! As most of us have participated in virtual

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FINAL CALL for Virtual Municipal Sewer Grouting Crash Course

Monday, 30 November 2020

As many in-person events are still on hold or postponed for the remainder of 2020 - including the previously scheduled Municipal Sewer Grout School being held in Waukesha in September - we decided to bring

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2020 Trenchless Technology Project of The Year Runner Up

Wednesday, 21 October 2020

Congratulations to the 2020 Trenchless Technology Project of the Year Rehabilitation Runner Up team for a successful "World Record 42-in. Cast Iron Gas Main CIPL Rehabilitation"
A world record was established

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Virtual Municipal Sewer Grouting Crash Course

Wednesday, 23 September 2020

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WEFTEC Connect Ask the Experts: Inflow/Infiltration: Fighting the I/I

Wednesday, 16 September 2020

WEFTEC Connect - Ask the Experts
Inflow and infiltration (I/I) cost municipalities and customers millions of dollars annually. This is more pronounced as time passes with aging infrastructure. There are

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AV-222 Cleaner

Technical Resources

Additional Resources

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