Read more about the article Weep Hole In Action
Jet filter system maintainable drain device installed on a wall

Weep Hole In Action

The advanced drainage technology of the JET Filter prevents wall failure/movement by relieving water pressure and allowing drainage while saving time & money on extensive repairs. You can see an…

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Read more about the article Michigan DOT Publishes Box Culvert Test Results
Closeup photo of jet filters system maintainable drain device transparent background

Michigan DOT Publishes Box Culvert Test Results

Michigan DOT and Jet Filter System completed a successful 2-year product demonstration of Maintainable Weep Hole Filters. These results are now published on the AASHTO Product Evaluation List under DOT Evaluated Products. …

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