RadonSeal Plus Outdoor/Indoor Concrete Deep Penetrating Protectant Sealer, Reduces Moisture, Strengthens, & Reduces Radon Gas Levels, 5 Gallon Bucket

RadonSeal Plus Outdoor/Indoor Concrete Deep Penetrating Protectant Sealer, Reduces Moisture, Strengthens, & Reduces Radon Gas Levels, 5 Gallon Bucket

Q: can this be used on concrete roofs where the rain water is channeled to a storage cistern for drinking water?

Yes, RadonSeal can be used for this application. No problem. There is no concern about leaching or water contamination.

Q: How well does this work for seepage between the floor and foundation wall?

Very well. Used it once on walls and floor never saw any wetness after that?

Q: Can this be used over painted basement walls

RadonSeal is a penetrating sealer. This type of product can only be applied to bare & porous surfaces. All paints, previously applied sealers, and other materials that may prevent sealer penetration should be completely removed before treatment.

Q: Can this product eat away at a basement concrete floor causing solf spots, chipping and cracking. is it possible if over used that it may destroy the

Not at all. My floor and walls are stronger then ever. It purges out dirt and loose dust when first applied but stengthens the concrete after it cures.I think the curing process takes a couple of days to a week. I just swept and washed the dirt away

Product ID: 35716395

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Details

Material
Blended
Brand
RadonSeal
Style
PLUS
Water Resistance Level
Waterproof
Item Form
Liquid

💧Penetrates up to 4 inches deep

🌬️Reduces radon gas & moisture

🛡️Permanent protection, no reapplication

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Description

🛡️ Seal your concrete, shield your space — forever protected!

ECO FRIENDLY SAFE - Water-based, zero VOCs, non-toxic, odorless formula—no special tools needed for application.
LONG LASTING STRENGTH - Permanently hardens concrete, resisting dusting, salts, and freeze-thaw damage without peeling.
TRUSTED COMMERCIAL GRADE - Backed by a money-back guarantee and trusted since 1997 for professional-grade durability.
DEEP CONCRETE PENETRATION - Seals pores and capillaries up to 4 inches deep to block moisture and radon gas.
VERSATILE INDOOR OUTDOOR USE - Ideal for basement floors, foundation walls, slabs, and concrete blocks—protects all year round.

RadonSeal Plus is a professional-grade, deep-penetrating concrete sealer that permanently blocks moisture, radon gas, and damage from salts and freeze-thaw cycles. Its eco-friendly, water-based formula requires no reapplication and is ideal for both indoor and outdoor concrete surfaces, providing lasting strength and protection backed by over two decades of trust.

Specifications

Material	Deep-Penetrating Sealer
Brand	RadonSeal
Style	Penetrating Concrete Sealer
Compatible Material	Concrete, Concrete Block, Limestone
Water Resistance Level	Waterproof
Item Form	Liquid
Unit Count	640 Fluid Ounces
Global Trade Identification Number	00856255006027
Number of Items	1
Color	Clear
Surface Recommendation	Floors,Walls
Manufacturer	Novion
Part Number	110
Item model number	110
Is Discontinued By Manufacturer	No
Size	5-Gallon
Item Package Quantity	1
Batteries Included?	No
Batteries Required?	No

Have a Question? See What Others Asked

can this be used on concrete roofs where the rain water is channeled to a storage cistern for drinking water?

How well does this work for seepage between the floor and foundation wall?

Can this be used over painted basement walls

Can this product eat away at a basement concrete floor causing solf spots, chipping and cracking. is it possible if over used that it may destroy the

Common Questions

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Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

Sneha T.

Received my product in pristine condition. Great service overall.

1 month ago

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