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Contact RadonSeal

Waterproofing solutions can be tricky to figure out but we are here to answer any questions you may have regarding our products, their usage, or a particular project you may have. Get the answers and the direction you need, please contact us today and we will respond as soon as we can. Thank you for your interest!

Technical Support | Order By Phone

In need of customer service? Looking to place an order with RadonSeal? Our customer support is available between the hours of MON – FRI: 8:00am – 5:00pm ET. Additional assistance is available over the phone.

1-800-472-0603 or 203-225-0367
sales@radonseal.com or admin@radonseal.com

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Canadian Customers

Our RadonSeal® Deep-Penetrating Concrete Sealers, LastiSeal® Brick & Masonry Sealer, and LastiSeal® Concrete Stain & Sealer can be purchased through Eand LastiSeal® products concrete sealers can be purchased from Eco-Building Resource.

Eco-Building Resource
136 Wellington Street East
Aurora, Ontario L4G 1J

(905) 841-3535, Fax: (905) 841-3536

Find Us

Radon Mitigation & Concrete Waterproofing Co.
Novion Inc./RadonSeal
494 Bridgeport Ave, Suite 101 336
Shelton, CT 06484-4748
USA