Engineered for Caribbean construction.
One premium hydraulic cement formula tested for strength, consistency, and performance in Jamaica’s tropical climate.
Suitable for every stage and scale of construction.
Rock Hard cement
Available in 50kg retail bags and bulk supply for contractors
| Cement type | Hydraulic cement |
| Bag weight | 42.5 kg |
| Strength class | High early strength |
| Setting time (initial) | 45 – 90 minutes |
| Full strength | 28 days |
| Curation rate | Faster than standard |
| Quality standard | Independently certified |
| Supply format | Retail bag / Bulk order |
What makes it different
Faster strength. Better consistency. Every bag.
Faster curation rate
Achieves workable strength faster — fewer delays between construction phases.
Higher early strength
Superior compressive strength in the critical early days after pouring.
Batch consistency
Same quality, same performance — every bag, every order, no surprises.
Certified performance
Independently tested and verified against Caribbean construction standards.
Most popular
50kg retail bag
Available at hardware stores island-wide. Ideal for homeowners, small builders, and renovation projects.
Contractor supply
Bulk order
Flexible volume supply for large projects. Order from 200 bags to full container loads with delivery scheduling.
Hardware trade
Wholesale supply
Wholesale pricing for hardware stores looking to stock Rock Hard Cement. Reliable replenishment included.
Ready to specify Rock Hard on your next project?
Get a free quote, download the technical data sheet, or find your nearest hardware stockist — all in under 2 minutes.