Extra Strength Penetrating Sealer

Extra strength formula for longer lasting protection against water, dirt & mildew stains on most concrete & masonry surfaces. Extra Strength Penetrating sealer forms a strong, water repellent barrier within 24 hours. Has natural appearance that last 8 years or more. It is LEED eligible.

• Natural look
• Water based
• Long lasting
• Reduces efflorescence
• No odor
• Economical
• Resist mold and algae
• Low VOC formula




Glaze ’N Seal Extra Strength Penetrating Sealer is a dependable, economical sealer that provides long-lasting repellency against water, water-based stains, dirt and mildew on porous concrete, masonry and stone surfaces. The sealer actually reacts with carbon dioxide and atmospheric moisture to create a durable repellent barrier. The EXTRA STRENGTH formula is similar to the original Glaze ’N Seal Natural Look Penetrating Formula. It is packed with EXTRA STRENGTH to provide more stain repellency, longer lasting protection with fewer coats on the most porous materials.




Additional information


Gallon, 5 Gallon

Product Video