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Contact Us

Tech Support / Ordering

  • Tap into our 25+ years experience with waterproofing basements, reducing radon, staining concrete, repairing cracks, sealing outdoor concrete, bricks, or pavers.

    Customer support hours: 

    • Monday – Thursday, 8am – 5pm
    • Fridays, 8-4pm

    If you are not able to get through, please leave a voicemail and a representative will call back as soon as possible. 




Many of our products are stocked and available in Canada. Save time and money by contacting our Canadian Distributor, ECO-Building Resource.

136 Wellington Street East
Aurora, Ontario L4G 1J


Ask Us Online


Please use the form below for help with following, and we will reply promptly.


    • Questions about our products.
    • Questions about your project.
    • Help with ordering.
    • Help with tracking down a shipment.

Find Us


Novion Inc./RadonSeal®

Radon Mitigation & Concrete Waterproofing Co.

494 Bridgeport Ave., Suite 101-336

Shelton, CT 06484-4748