CRL Rockite 5 lb Expanding Cement Patch - Fast-Set Concrete Repair

• Rockite™ is for Interior Applications Only
• Fast-setting hydraulic cement — sets in 15–20 minutes and will not shrink or crack when used as directed
• Expands as it sets for superior bonding and gap-filling
• CRL recommends consulting the glass fabricator prior to wet setting laminated tempered glass

CRL Rockite™ (SKU: R0CK05) is a gray hydraulic cement formulated for high-strength interior anchoring and repair. When mixed with water it pours smoothly, sets quickly, and develops exceptional compression strength — ideal for setting railings, brackets, and fixtures where a non-shrinking, fast-setting interior cement is required.

Compression strengths
1 Hour: 4,600 psi
24 Hours: 5,000 psi
7 Days: 8,000+ psi

Mixing instructions
For a fluid, pourable consistency use 4-1/2 oz. of water per pound of cement (1-1/2 pints water per 5 lb. bag). NOTE: measure water and cement accurately for best results.

Product warning
For indoor use only. Installation temperature must be above +40°F (+4°C).

Need help or exact shipping weight? Contact CRL Customer Service or order SKU R0CK05 today.