Radon testing
Long-term testing during the heating season estimates annual exposure; short readings cannot establish it.
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Radon testing in Barrhaven
Foundation details vary by property. A qualified radon professional can inspect a sump, slab and other possible entry points before recommending any sealing or mitigation work.
Use a representative long-term test to understand the home’s radon level. If it is above the guideline, ask a certified mitigator to assess the options.
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Sub-slab depressurization
A fan and sealed pipe can draw soil gas from under the slab and vent it outside; installation varies by home.
Read moreSump and crawlspace sealing
Airtight sump lids, sealed floor cracks and membrane over dirt crawlspaces.
Read morePost-mitigation retest
A short check can show early system function; a long-term heating-season retest estimates the annual average.
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Describe your home, testing history and questions for a written quote.