Polymeric sand strengthens joints, reduces weed growth, and keeps your interlock looking crisp.
Polymeric sand is a binding material that fills the joints between interlocking pavers and hardens when activated with water. It's a major upgrade over regular sand—it resists washout from rain, prevents weeds and ants from pushing through the joints, and gives the surface a cleaner, more finished look. Our polymeric sand service includes cleaning the joints, removing old sand, sweeping in the new product, compacting it into the gaps, and activating it with a controlled mist. We use premium-grade polymeric sand that's flexible enough to handle expansion and contraction through seasons. This service works great on its own or as the final step after a pressure wash, and it's one of the most cost-effective ways to refresh an aging interlock surface.
Fewer weeds
Helps reduce weed growth by hardening and sealing joints.
Stronger joints
Locks pavers together and improves overall stability.
Cleaner look
A uniform joint finish makes the whole surface feel premium.



A clean finish starts with the steps you do not see. We build from the base up.
Step 1
Prep + clean
We ensure joints are clean and dry for proper bonding.
Step 2
Install sand
We sweep, compact, and fill joints thoroughly.
Step 3
Activate
We activate per manufacturer spec and protect during curing.
Exact pricing depends on the project. These are the main drivers:
Square footage and joint condition
Whether washing is needed first
Edge and border integrity
Shade and curing conditions
Weed removal requirements
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Common questions about polymeric sand.
Explore our full range of interlock and outdoor services in Ottawa.
Interlock Installation
New driveways, walkways, and front entrances with a strong base and premium finish.
Patio Installation
Backyard patios designed for hosting, lounging, and clean outdoor flow.
Interlock Repair
Fix sunken areas, shifting borders, and loose pavers to restore a clean, safe surface.
Uneven Pavers Leveling
Lift and re-level uneven pavers to eliminate trip hazards and restore clean lines.
Tips and expert advice related to polymeric sand.