I got the Pro Series 3 Radon Gas Detector before I started the radon fan. It read 15.8 two days later. I started the fan and after two days it read 1.2.
Thank you for handling such great products and for your advice. I will make sure your name and web site is put out down this way. It was far cheaper than the $1800 that was quoted. MA Knoxville, Il
I ordered a complete DIY Radon Mitigation system from you back in April 2014. Just wanted to say thank you for ALL the superior customer support and service
I own a 1966 ranch house in Northern Iowa. Finally decided it was time to wrap my arms around the health hazard of Radon. Did a First Alert test to see