Providing Canadian interlocking block systems for over a decade.
Stoneterra
Our StoneTerra block solution is a perfect fit for your next garden, landscape, fencing or lake shore protection project! StoneTerra blocks offer the fastest to install and highest versatility blocks on the market for the lowest price per square foot.
Great fit for: Homeowners, Contractors, Landscape Designers, Engineers and Architects

Terrablock
Our heavy duty blocks are engineered to withstand maximum weight and resistance. Due to their amazing retaining power, massive weight, and array of applications, TerraBlocks are the perfect solution for:
- Retention Ponds
- Seawalls
- Culverts
- Wingwalls for Bridges
- Bulkheads
- Containment Bunkers
- … and more!
Great fit for: any commercial project that requires the stopping power of 1905kg blocks!

Interlocking Block System
Our Interlocking StoneTerra and TerraBlock solutions are designed to meet the needs of any custom project. Our products are built to offer the strongest, most versatile solutions at the lowest cost per square foot!
Contractors
Dimensions
2’x2’x4’
1750 lbs
2’x2’x2’
905 lbs
Full Bench
2’x2’x4’
1375 lbs
Half Bench
2’x2’x2’
695 lbs
Dimensions
Full Keyed
750mm x 750mm x 1500mm
1814 kg
Half Keyed
750mm x 750mm x 750mm
907 kg
Half Height
750mm x 375mm x 1500mm
907 kg
Flat Top
750mm x 750mm x 1500mm
1814 kg
Half Block
750mm x 750mm x 750mm
907 kg
Testimonials
We have been using the TerraBlocks and StoneTerra Blocks for a couple of years now and have had no issues. We have done a number of projects with DNM Systems, including: The St. Lawrence SeawayRegional Road 81, Freeman Herbs The Optimist Park in Niagara Falls... and many more.