A polyester formula with a matte finish which permanently waterproofs & preserves in one application. For concrete, stucco and masonry. With a  10 year warranty. 200 SF per gallon.

Whether you want to stop your basement walls or floors from leaking or you just want your driveway, walkway, or pool to stay clean for years to come, GBS penetrating sealers are for you.

Note: these products only work on surfaces that have not been previously sealed; or, where the previous sealer has worn off or has been removed. We do offer products that can remove old sealers or waxes.  Silicone based sealers must usually be sanded off.

GBS Penetrating Sealer Q & A   

MSDS / Data Sheets    

Application Instructions   

Specs

FEATURES and BENEFITS:

• Permanently waterproofs  -- warranted against water leakage for 10 years!
• Strengthens the substrate  -- extends the life of concrete, brick, or stucco. 
• Reduces efflorescence and concrete dusting.  
• Eliminates the source of mold --moisture--and keeps your basement dry.
• Reduces deteriorization--protects against freeze-thaw damage, pitting, spalling and crumbling.
• Safe for anyone to use -- is inert, inorganic, non-toxic, odorless, non-flammable and non-injurious to the hands and lungs. Contains no solvents.
• Is ready to use -- no mixing required.
• Penetrates 2-4 inches -- unlike surface sealers.
• Dries quickly and clearly with a matte finish. (Also available in colors and gloss).
• Requires one saturating coat --unlike most other sealers that must be recoated every few years.
• Improves adhesion of oil based paints, acrylics, urethanes, but not latex
• Applied to new or old concrete, dry floors and walls, unpainted surfaces.

WHERE GBS PENETRATING SEALER IS USED
Indoor and outdoor on new or old floors and walls -- not for use on areas submerged in water e.g. pools.

GBS Gloss Sealer     GBS Colored Sealer