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 lasts 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

1 gallon