ChimneySaver Water Repellent For Block Chimneys is an architectural grade product that meets all industry guidelines for selection of commercial water repellents for block chimneys and other concrete masonry units (CMUs). This high performance penetrating blend of silane/siloxane and acrylic elastomers bonds with the minerals in blocks and CMUs to provide long-lasting water repellency. ChimneySaver Water Repellent for Block Chimneys is breathable, and treated surfaces show little or no change in color or appearance. Product can be used on dense materials, such as brick when a sheen or gloss is desired.
ChimneySaver Water Repellent for Block Chimneys
ChimneySaver Water Repellent for Block Chimneys protects vertical exterior, block chimneys. It is ideal for very porous masonry surfaces.
- 7 Year Warranty
- 100% Vapor Permeable
- Non-Glossy Look
- Excellent for Use on Very Porous Masonry Surfaces
- Combines the Advantages of a Breathable Water Repellent and a Film-Forming Sealer
- Efflorescence/Stain Protection
- Freeze/Thaw Protection
Additional Info
- Coverage Rate: Approx. 40-80 sq. ft. per gallon
- Available Sizes: 1 gallon containers
- Application Temperatures: Minimum 40° F
- Application Method: Pump Sprayer
- Dry Time: 30 min – 2 hours (allow 6 hours before rainfall)
- Cleanup: Soap and water while product is still wet – be sure to remove overspray from non-target surfaces (especially windows/glass) before product dries
Related products
ChimneySaver RTV
ChimneySaver RTV is a clear, solvent-based silicone elastomer formulated for concrete block and other highly porous masonry with minimal altering of the natural appearance.
- Effective on hard-to-seal surfaces
- Controls water penetration
- Controls moisture related staining
- UV and temperature stable
- Ten-year warranty on vertical surfaces
- Provides durable water repellent protection
- 100% water vapor permeable
- Bridges hairline cracks
Powdered Water Repellent (PWR) Mortar Additive
Save money by adding PWR to mortar/concrete mixes for all your repairs, tuckpointing, and rebuilds! Adding our Powdered Water Repellent (PWR) makes mortar/concrete permanently waterproof. This means no return trip to waterproof the chimney. When tuckpointing, just add PWR to your mortar mix.
- Masonry Walls Can Be Waterproofed the Same Day
- Permanent Water Repellent Protection
- Will Not Alter Surface Color or Appearance
- Mixes Easily With Dry Mortar, And/Or Cement
- Helps Control Efflorescence
Siphon Pump
Save money and buy ChimneySaver products in bulk 30 and 55 gallon drums. Use this siphon pump with 30 and 55 gallon drums to siphon ChimneySaver into smaller containers to take to the jobsite.
FlashSeal Elastomeric Flashing Sealant
FlashSeal is a versatile and easy-to-use flashing repair system that, when dry, forms a flexible, waterproof membrane. It’s formulated for permanent adhesion to asphalt shingles, metal flashings, brick, and other chimney and roofing materials. Use FlashSeal to solve problem leaks around the base of chimneys, stacks, and vents. It is also great for sealing around skylights.
- 7 Year Warranty
- Stops Leaks Around Chimney, Stacks, and Vents
- Stays Flexible Over Time
- Available In Black, Brown, and White
- Easy Brush-on Application
- Soap And Water Clean-up
Crack & Joint Sealant
Crack and Joint Sealant is a unique, breathable, silicone elastomer. Think of it as a paintable caulk. Use it for sealing minor cracks (up to 1/8”) and defects in mortar joints where the mortar and chimney are otherwise sound. This allows you to easily correct these defects without the time and expense of tuckpointing.
- 10 Year Warranty
- Prevents Leaks Through Mortar Joint Cracks
- Seals Cracks Up To 1/8 Inch
- Compatible With ChimneySaver
- Breathable
- Easy Brush-On Application
- Soap And Water Clean-up
CrownSeal Trowelable Sealant
CrownSeal is a proprietary elastomeric coating that forms a flexible, waterproof membrane specifically formulated to repair and protect chimney crowns from water intrusion. This thicker material can cover larger cracks in chimney crowns and is applied with a trowel.
- 10 Year Warranty
- Permanently Flexible
- No Bonding Agent Required
- Natural Concrete/Mortar Look
- Ready to Use
- Environmentally Friendly
CrownCoat Brushable Crown Repair
Because of its unique ‘quick drying,’ water-based technology and its easy brush-on application, CrownCoat Brushable Sealant has become a favorite among chimney professionals. CrownCoat is premixed and can be used wherever a long lasting waterproof membrane is needed. Fill larger cracks and voids with patching cement or high quality caulk, then apply two coats of CrownCoat.
- 15 Year Warranty
- Permanently Flexible
- Completely Cures In 2 – 4 Hours
- Easy Brush-On Application
- Ready to Use
- Environmentally Friendly
Brick & Mortar Cleaner
Brick & Mortar Cleaner is a breakthrough in cleaning masonry. It has the cleaning power of muriatic (hydrochloric) acid, yet when used as directed, it won’t produce toxic fumes or cause burns. Now you can have the cleaning performance of a powerful acid cleaner with an unprecedented level of safety to users and surrounding surfaces.
- Safer to Use Than Muriatic Acid
- No Harsh Fumes
- Not Likely to Cause Acid Burns
- Same Cleaning Power As Muriatic Acid
- Removes Rust, Efflorescence and Mortar Spatter
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