Most systems have a U-shaped gauge on the pipe. If both sides of the liquid are level, the fan may not be running.
- Fan stopped, rattling or louder than before
- Gauge showing no suction
- Retest result higher than expected
Send the request on this page and a local contractor will contact you about a free quote.
Plain and simple: this is a free request service, not a radon mitigation contractor. When you send a request, a local radon mitigation contractor contacts you. Prices, warranties and scheduling come from them.