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Landscaping & Hardscaping in Dundas

By Riaad, Owner & Project Manager · ICPI Certified Installer · Last updated July 15, 2026

If you are searching for landscaping in Dundas Seven Stones Landscape serves Dundas Valley, Greensville, Highland Park, and nearby hillside neighbourhoods with slope-aware landscaping and hardscaping. We build interlock patios, retaining walls, concrete surfaces, sod, and drainage-focused upgrades for hillside and mature-lot conditions. Request a free quote.

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Serving Dundas Homeowners

Dundas projects frequently involve slope-sensitive design where retaining, grading, and access paths all need to work together. Our team plans these elements as one system so finished spaces look great and perform through winter and heavy rain. Explore our services or get a free quote.

Popular Landscaping Projects in Dundas

  • Interlock patios and driveways
  • Retaining walls
  • Patio stone and paver installation
  • Landscape stone and decorative stone
  • Walkways and pathways
  • Sod installation
  • Yard grading and drainage
  • Backyard landscaping

Services in Dundas

Interlock Patios

Custom interlock and paver patios and driveways for Dundas homes. Durable and low-maintenance.

Retaining Walls

Stone and block retaining walls for sloped yards. Proper drainage and stability.

Sod Installation

Premium sod for an instant lawn. We prep the soil and lay sod for a healthy, green yard.

Yard Grading

Yard grading and drainage in Dundas for wet yards, runoff correction, and stronger prep before sod or hardscape.

Walkways

Stone and paver walkways from driveway to door or through the garden.

Backyard Landscaping

Full backyard design and build: patios, plantings, fire pits, and outdoor living.

Concrete

Concrete driveways, stamped patios, exposed aggregate, and steps built for Dundas properties where drainage and grade transitions affect longevity.

Why Dundas Homeowners Choose Seven Stones Landscape

  • 12+ years of landscaping and hardscaping experience in the Dundas area
  • Licensed, insured, and committed to quality and clear communication
  • Detailed written quotes, no surprise costs
  • We treat your property like our own

Recent Projects Near Dundas

Interlock paver patio with dining set in a townhome backyard
University Gardens Patio
Regraded backyard with healthy new lawn, blue spruces and mulched beds
Pleasant Valley Drainage
Slate flagstone front entry steps under a brick portico
Dundana Flagstone Walkway

Why Homeowners in Dundas Choose Seven Stones Landscape

Because Dundas neighbourhoods often include elevation change, we commonly pair retaining wall builds with patio installations and controlled runoff planning. This helps reduce movement and water pooling around finished hardscape.

We also support phased renovations that begin with structural priorities and expand into design upgrades like landscape stone features planting beds, and walkway connections. The goal is a durable, functional outdoor layout with long-term value.

What You Are Actually Digging Into in Dundas

Dundas is not a town on the Escarpment. It is a town in a hole in the Escarpment, and that single fact drives almost every hardscape decision here.

The Dundas Valley is a buried bedrock valley. Beneath the town, the bedrock surface drops away and the gap is filled with up to roughly 180 metres of glacial and post-glacial sediment. Geologists working the valley have mapped that infill as distinct layers: a thin coarse sand and gravel veneer on the bedrock, then thick silty clays and fine diamicts laid down under glacial and glaciolacustrine conditions, then coarse sands and gravels dumped by wave action along the shoreline of glacial Lake Iroquois, then silts and silty sands from lagoon conditions on top. That is not trivia. It means three different Dundas properties, all within about two kilometres of each other, can hand you three completely different excavations.

The practical version. On the valley floor you are usually into sand and silt. It compacts beautifully and drains fast, and the trap is that it is easy to over-excavate and easy to undermine. Sand does not stand up in a trench wall the way clay does. On the lower slopes and benches you hit the silty clay, and that is classic Ontario heave material: it holds water, it lifts with frost, and it will telegraph every base shortcut you take within two winters. Near the valley walls above Sydenham Hill and out toward Greensville you are into shallower soil over the dolostone cap, where the problem flips again and becomes not enough depth rather than too much water.

Anyone who quotes your Dundas backyard without asking where you sit in the valley is quoting from a template. We do a hand-dig test hole at quote stage on anything with a slope or a wall in it, because guessing wrong on this costs more than the test hole does.

Frost depth does not change, but the consequence does. We build to the same standard across Ontario clay: an 8-inch compacted 3/4-clear limestone base over non-woven geotextile, polymeric joint sand, and a proper edge restraint. On Dundas valley-floor sand that base is arguably conservative and its real job is load spreading. On Dundas slope clay it is the minimum, the geotextile is doing genuine separation work, and skipping it is how you get the sunken-corner patios we get called to repair. Same spec, two completely different reasons for it.

Dundas Neighbourhoods and What They Mean for Your Build

The Cross-Melville area and the older core. The blocks bounded by Sydenham, Melville, Cross and Victoria Streets are a designated Heritage Conservation District covering 49 properties, mostly single-family houses plus three churches. These are deep, narrow Victorian-era lots, and the constraint here is rarely design. It is access and approval. Frontages are tight, there is often no side yard wide enough for a machine, and material moves to the back by wheelbarrow. Budget for that honestly rather than discovering it on day one.

The rest of the old town grid. Off King and Sydenham, outside the HCD boundary, you get the same lot geometry without the heritage review. Same wheelbarrow reality, faster approvals. These are our best candidates for a flagstone walkway and a modest rear patio, because the scale of the lot suits it and the houses already carry the stone vocabulary.

University Gardens and Dundana. Post-war and later subdivisions, wider frontages, real side-yard access, machine-friendly. This is where a full interlock driveway and patio package is straightforward and where our pricing lands closest to standard. The catch is that these lots were graded once, decades ago, and settlement plus 50 years of added fill next to foundations means the grade often now runs the wrong way.

Pleasant Valley and the slope properties. Elevation change is the defining feature and terracing is usually the only way to get usable flat space. Expect an engineered wall in the scope.

Greensville and the Governor's Road country-residential lots. Larger properties, some on private services, thinner soil over rock, and a much higher chance of Escarpment involvement. Long driveways here are their own project.

A note on the Pleasant View Survey. If your Dundas property sits in the roughly 400-hectare block bounded by Highway 6 to the east, Patterson Road to the north, York Road and Valley Road to the west, and the CN rail line to the south, you are inside the Niagara Escarpment Commission's Area of Development Control. That area was added to Ontario Regulation 826 effective September 9, 2021, and it caught a lot of owners by surprise. New development there needs an NEC Development Permit unless it is specifically exempt. We check the NEC mapping on every quote in that block rather than taking anyone's word for it.

The Dundas Permit Stack, Straight

Dundas can stack up to four separate approvals on one backyard. Knowing which ones actually apply to you is most of the value we add before a shovel moves.

Hamilton Conservation Authority, not Conservation Halton. This is the one almost everyone gets wrong, including other contractors' websites. Dundas is in HCA's jurisdiction. Spencer Creek and its tributaries, including Logie's, Tiffany, Sydenham, Spring and Sulphur Creeks, are HCA watersheds, and HCA explicitly regulates Dundas Valley lands, valley slopes, ravines and floodplains. HCA's own founding purpose was flood protection for the Town of Dundas, and it still runs the Christie and Valens dams upstream to manage Spencer Creek flows. If a contractor tells you your Spencer Creek property needs a Conservation Halton permit, they have never pulled one here. HCA permits are required for site grading, placing or removing fill, building structures, and any watercourse alteration including retaining walls and erosion protection. HCA states permit issuance can take upwards of four weeks and varies with season, so we file early rather than at the end of design.

Spencer Creek flooding and Special Policy Areas. Development in Dundas sits immediately adjacent to Spencer Creek in places, and Special Policy Area provisions exist specifically to guide development in those flood-prone blocks. Floodplain is split into floodway and flood fringe. The floodway is meant to stay unobstructed and free of structures. That is a real constraint on where a raised patio, a wall, or a shed can go, and it is not negotiable by wanting it badly.

The Dundas tree by-law is stricter than Hamilton's, and it surprises people. The former City of Hamilton has no private tree by-law at all. There is no harmonized city-wide by-law in force. What survives is pre-amalgamation legislation, and Dundas By-law 4513-99 protects private trees at 15 cm diameter, the lowest threshold anywhere in Hamilton. For comparison, Ancaster's by-law sits at 45 cm. So a homeowner on the Hamilton Mountain can drop a mature maple with no municipal permit, while their cousin in Dundas needs one for a tree they could get their hands around. If your patio layout puts excavation inside a tree's root zone, that matters at design stage, not after.

Building permit for walls. A retaining wall over 1 metre of exposed height needs a City of Hamilton building permit and engineered drawings. Two triggers the internet usually omits: a wall carrying a surcharge, meaning it supports a driveway, a parking pad, a pool deck or a slope above it, can need a permit at any height because it is a loaded structure, and a wall inside a regulated area needs HCA sign-off regardless of what the building department says. On Dundas slope lots, surcharge is the norm, not the exception. See our retaining wall permit guide and landscaping permits guide for the full walkthrough.

Heritage. Cross-Melville is the designated HCD. Council also approved a Heritage Conservation District Study Area along Melville Street in September 2022, which means that area is under active study. Designation status changes over time, so we confirm current status with Hamilton's heritage mapping on a per-address basis rather than assuming from the street name.

Working in Dundas: Access, Season, and the Things That Cost Money

Access is the hidden line item. On a University Gardens lot we bring a machine down the side and the job runs on schedule. In the old core, a 400 sq ft patio can take meaningfully longer for exactly the same finished product, because 30 tonnes of granular and stone move by hand through a gate. It is the same patio and it is not the same job. We would rather show you that in the quote than absorb it and cut the base to compensate, which is what a suspiciously cheap number in downtown Dundas usually means.

The valley concentrates water that did not fall on you. This is the complaint we hear most in Dundas and it is geography, not bad luck. Runoff sheds off the Escarpment walls and funnels toward the valley floor, so a property can flood from upslope water during a storm that barely wet the lawn. Downspouts and lot grading alone do not solve it. The fix is usually interception upslope of the problem, a properly sized conveyance route, and an outlet that is legal and actually goes somewhere. Start with our Ontario drainage guide, water pooling in the yard, or foundation grading and water damage.

Spring is short here. Slope clay in Dundas stays too wet to compact well later than the flat lots in Hamilton or Mississauga do. Trying to build a base on saturated silty clay in early April produces a base that never reaches proper density, and you will see it in year two. We would rather push a slope job two weeks than pretend the ground is ready. Valley-floor sand lots, by contrast, are often workable early, which is why we sequence Dundas jobs by elevation rather than by who called first.

Mid-July right now is the good window. Ground conditions are ideal, and polymeric sand cures properly when you are not fighting a rain window. If you are targeting this season on a regulated or heritage Dundas property, permit time is the constraint, not crew time. See polymeric sand cure time and rain risk.

Dundas High-Intent Service Pages

Explore the services homeowners in Dundas request most often. Each page explains scope, materials, and what affects pricing.

Groundskeeping and Lawn Improvement in Dundas

Most Dundas homeowners searching for groundskeeping or lawn maintenance are not actually looking for a mowing contract. They are looking at patchy turf on a north-facing slope, a wet strip that never dries out, or a yard that has become too much work because the grade fights them. That is where our work fits.

We focus on landscape improvements such as sod installation grading and drainage correction and low-maintenance landscape planning rather than weekly mowing routes. In Dundas that usually means fixing the water first. A lawn on the valley floor near Spencer Creek often sits on Iroquois-era shoreface sand that drains fast and burns off by mid-August, while a lawn partway up the Sydenham Hill slope sits on silty clay that stays saturated into May. Those are opposite problems needing opposite fixes, which is why a generic overseeding program tends to disappoint here.

Dundas Service Coverage Map

We serve homeowners across Dundas and nearby neighborhoods. Use the map for orientation, then request your quote.

Frequently Asked Questions, Landscaping in Dundas

Common questions about our landscaping and hardscaping services in Dundas.

We work across all of Dundas: the old town grid around King and Sydenham including the Cross-Melville heritage blocks; University Gardens and Dundana; Pleasant Valley and the slope properties climbing toward Sydenham Hill; and Greensville plus the country-residential lots along Governor's Road. Dundas is a small town with unusually varied ground. Where you sit in the valley changes the soil, the access, and often the approvals, so we quote by address rather than by postal code.
Sometimes, and less often than people assume. NEC Development Permits apply only if your property is inside the Niagara Escarpment Commission's Area of Development Control, so the honest answer is address-specific. The block that catches most Dundas owners off guard is the Pleasant View Survey, roughly 400 hectares bounded by Highway 6 to the east, Patterson Road to the north, York Road and Valley Road to the west, and the CN rail line to the south. It was added to Ontario Regulation 826 effective September 9, 2021, and new development there needs an NEC Development Permit unless specifically exempt. Separately, the Hamilton Conservation Authority, not Conservation Halton, regulates Spencer Creek, the Dundas Valley lands, and the valley slopes. We check NEC mapping and HCA regulated-area mapping per address before quoting.
Only if your property is designated, which is a smaller set of Dundas addresses than most people think. The designated Heritage Conservation District in Dundas is Cross-Melville, bounded by Sydenham, Melville, Cross and Victoria Streets, covering 49 properties that are mostly single-family houses plus three churches. Council also approved a Heritage Conservation District Study Area along Melville Street in September 2022, so that area is under active study. If you are in a designated district or on an individually designated property, exterior alterations go through Hamilton Heritage Planning (Dundas is part of amalgamated Hamilton), and front walkways, driveways, walls and fences visible from the street are the elements that get reviewed. Outside those boundaries, a Dundas heritage-style house needs no heritage permit at all. We confirm status against Hamilton's heritage mapping for your specific address rather than guessing from the street name.
Dundas sits in a buried bedrock valley filled with up to roughly 180 metres of glacial sediment, so unlike Ancaster or the Hamilton Mountain, you are almost never near bedrock on the valley floor. The infill is layered: silty clays and fine diamicts from glacial and glaciolacustrine conditions, then coarse sands and gravels deposited along the old shoreline of glacial Lake Iroquois, then silts and silty sands from lagoon conditions on top. In practice that means valley-floor lots are usually sand and silt that compact well and drain fast, slope and bench lots are silty clay that holds water and heaves with frost, and only near the valley walls toward Greensville do you get shallow soil over the dolostone cap. Three Dundas properties within two kilometres can excavate completely differently, which is why we dig a test hole at quote stage on anything with a slope or a wall in it.
Yes, sloped Dundas work is one of our specialties, and in Pleasant Valley and the properties climbing toward Sydenham Hill it is usually the only way to get usable flat space. We design engineered terracing with segmental block or armour stone walls, build a drainage chimney and outlet behind every wall rather than trusting the block to shed water, and coordinate arborists for mature-tree protection. Steep or tall work brings in engineered drawings and often geotechnical input. Terraced slope projects are quoted individually because the wall footage, the height, and whether the wall carries a surcharge drive the number far more than the square footage of finished patio does. Two Dundas backyards of identical size can differ by a factor of three on this.
Standard interlock driveways (400 to 600 sq ft) run $28,000 to $48,000 all-in, and concrete driveways run $14,000 to $24,000. What moves a Dundas number away from the Hamilton baseline is not the paver, it is the site: hand-barrowing material through a narrow old-core lot, engineered walls on a slope lot, and coordination time where Cross-Melville heritage, NEC development control, or Hamilton Conservation Authority review actually applies. On an unregulated University Gardens lot with side access, none of that premium applies and you should not be charged for it.
Yes, and Dundas has the strictest private tree threshold in all of Hamilton. Dundas is covered by its own pre-amalgamation legislation, By-law 4513-99, which protects private trees at 15 cm diameter. There is no harmonized city-wide Hamilton private tree by-law in force, and the former City of Hamilton has none at all, so a homeowner on the Mountain can remove a mature tree without a municipal permit while a Dundas homeowner needs one for a sapling-sized trunk. Ancaster, by contrast, sits at 45 cm. If your patio or wall excavation reaches into a protected tree's root zone, that shapes the design at drawing stage, not after. We fence tree protection zones during construction and bring an arborist in at quote stage on sensitive sites.
Material matching on Dundas heritage properties is a core part of our approach. We source Wiarton limestone, Indiana limestone, and period-appropriate flagstone to complement heritage homes. For pavers, we use Techo-Bloc Aberdeen, Unilock Hollandstone, and Unilock Courtstone which have heritage-compatible textures. Material selection on heritage work is collaborative with Heritage Planning staff.
Dundas is regulated by the Hamilton Conservation Authority, not Conservation Halton. This is the single most common error on contractor websites covering Dundas. Spencer Creek and its tributaries, including Logie's, Tiffany, Sydenham, Spring and Sulphur Creeks, are HCA watersheds, and HCA's regulated features explicitly include Dundas Valley lands, valley slopes, ravines and floodplains. HCA was founded to protect the Town of Dundas from flooding and still operates the Christie and Valens dams upstream to manage Spencer Creek. Permits are needed for site grading, placing or removing fill, building structures, and watercourse alteration including retaining walls and erosion protection. HCA advises that issuance can take upwards of four weeks depending on season and complexity, so we apply early rather than at the end of design.
It depends entirely on how many approvals your address actually triggers, and for most Dundas lots the answer is none. An unregulated University Gardens or Dundana patio needs no permit at all and we can be on site as soon as the schedule allows. Add a retaining wall over 1 metre of exposed height and you are into a City of Hamilton building permit with engineered drawings. Add a Hamilton Conservation Authority regulated area and HCA advises upwards of four weeks for issuance, varying with season. Add Cross-Melville heritage or NEC development control and you should plan on months, not weeks. We determine which of these apply before you sign, and we start the permit work immediately after signing so approval time runs in parallel with design rather than after it.
Seven Stones Landscape provides a 5-year workmanship warranty on hardscape (settlement, edge restraint, base failure) and lifetime limited paver manufacturer warranties from Unilock and Techo-Bloc. We're ICPI certified, $5M insured, Landscape Ontario members. Dundas project portfolio dates back to our founding in 2013 with heritage and slope-work specialization built over a decade.
Yes. Dundas heritage and escarpment sites often require coordinated input from certified arborists (tree protection and removal), geotechnical engineers (slope stability and wall design), and structural engineers (retaining wall drawings for permits). We manage these consultants as part of the project, and their fees are itemized in the quote so you see exactly where the budget goes.
A standard 400 to 600 sq ft interlock patio in Dundas runs $22,000 to $42,000 installed, roughly $42 to $68 per square foot, using Unilock or Techo-Bloc paver lines over a compacted 8-inch 3/4-clear limestone base with non-woven geotextile on the clay slope lots and polymeric joint sand. Raised or multi-level designs, built-in seating, and large-format pavers cost more. The biggest Dundas-specific swing is access: on the narrow old-core lots near King and Sydenham there is often no gate wide enough for a machine, so 30 tonnes of granular and stone move by wheelbarrow, and the same patio takes meaningfully longer than it would in University Gardens. If you are inside the Cross-Melville heritage district, review comes first. See our Dundas patio contractor page for what changes the quote.
Dundas is wall country given the valley slopes below Sydenham Hill, so most sloped backyards need one. Budget $350 to $500 per linear foot for a segmental block wall under 1 metre, $550 to $900 for an engineered wall 1 to 2 metres tall with geogrid and a drainage chimney, and $500 to $850 for armour stone at about 4 feet. Walls over 1 metre of exposed height need engineered drawings and a City of Hamilton building permit. Two triggers people miss: a wall carrying a surcharge, meaning it supports a driveway, pool deck or slope above it, can need a permit at any height, and a wall in a Hamilton Conservation Authority regulated area near Spencer Creek or on a valley slope needs HCA approval regardless of height. See our retaining walls page and the retaining wall permit guide.
A properly built interlock driveway in Dundas lasts 25 to 40 years, ahead of the 25 to 35 years a poured concrete driveway gives you when it is done right. The pavers carry a lifetime limited warranty from Unilock and Techo-Bloc, but the base decides the real lifespan. On the silty clay found on the Dundas slope lots, an 8-inch compacted 3/4-clear limestone base over non-woven geotextile with polymeric sand joints and edge restraint is what stops the frost heaving that ages a driveway early, and the geotextile is doing real separation work there. On the sandier valley-floor lots the same base is more about load spreading than heave. Interlock also has a repair advantage that matters in Dundas: when a slope lot does move, you lift and relay the affected area, where concrete on the same lot cracks and you live with it. Re-sanding joints every 5 to 10 years keeps it tight. See how long interlock lasts in Ontario for the full breakdown.
Because the water is not yours. Dundas sits in a valley cut into the Escarpment, so runoff sheds off the valley walls and concentrates on the floor. A property can take on serious water during a storm that dropped very little on that specific lot. This is geography, not bad luck, and it is why downspout extensions and lot regrading alone often fail here. The fix is normally interception upslope of where the water arrives, a conveyance route sized for the volume actually coming at you, and a legal outlet that goes somewhere real. On properties near Spencer Creek, Hamilton Conservation Authority floodplain rules also govern what you are allowed to build and where. Start with water pooling in the yard or our Ontario drainage guide.
Yes, and your friend was not wrong either. Dundas is governed by pre-amalgamation By-law 4513-99, which protects private trees at 15 cm diameter, the lowest threshold in Hamilton. The former City of Hamilton has no private tree by-law at all, and there is no harmonized city-wide by-law in force, so the Mountain and lower city genuinely operate under different rules than Dundas does. Ancaster sits at 45 cm. A 20 cm tree that is unregulated three kilometres away is regulated on your Dundas lot. We check this before finalizing any layout where excavation lands inside a root zone.
On the Dundas valley floor, almost certainly not. Dundas sits over a buried bedrock valley with up to roughly 180 metres of glacial sediment infill, so bedrock is far below anything a patio, driveway or wall footing will ever reach. This is the opposite of Ancaster or the Hamilton Mountain, where shallow soil over rock is a routine excavation problem. The Dundas equivalent problem is different: layered sand, silt and clay of varying bearing capacity, and sand that will not hold a trench wall the way clay does. Closer to the valley walls toward Greensville the soil thins over the dolostone cap and rock does become a factor. It depends where in the valley you are, which is why we test-dig rather than assume.
If your property falls in the roughly 400-hectare block bounded by Highway 6 to the east, Patterson Road to the north, York Road and Valley Road to the west, and the CN rail line to the south, then yes, it is inside the Niagara Escarpment Commission's Area of Development Control. Those lands were added to Ontario Regulation 826 effective September 9, 2021, and new development there requires an NEC Development Permit unless specifically exempt. Many owners in that block do not know their status changed, because it happened after they bought. We verify against the NEC's interactive mapping for your address instead of relying on memory, and if you are in it, we build the permit timeline into the schedule from the start.
Often not, and we price that honestly rather than discovering it on day one. The old Dundas lots off King and Sydenham are deep and narrow with Victorian-era setbacks, and frequently there is no side yard clearance for even a compact machine. That means excavated spoil comes out by wheelbarrow and every tonne of granular base goes in the same way. The finished patio is identical to one in University Gardens; the labour is not. When a quote for a downtown Dundas backyard comes in suspiciously low, the usual explanation is that someone plans to thin the base to absorb the access cost, and that is exactly the shortcut that has us back in four years relaying a settled patio.

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Dundas Project Context

Dundas lots can present hillside conditions, runoff concentration, and tighter access around established homes. We approach each project with structural prep and drainage priorities first, then complete finishes that fit the character of the property.

  • Hillside-aware construction sequencing and compaction discipline
  • Water-management planning before visible hardscape finishes
  • Renovation-friendly workflows for older properties and unique lot shapes

Neighborhoods We Serve in Dundas

Seven Stones Landscape proudly serves Dundas Valley, Greensville, and Highland Park where hillside grading, retaining walls, drainage control, and natural flagstone transitions are essential to outdoor spaces that stay stable and usable.

Dundas Homeowner Guides

Flagstone Installation in Dundas

As a Dundas flagstone installation contractor, we install Wiarton dolomitic limestone, Credit Valley sandstone, and Owen Sound ledgerock flagstone patios, walkways, and front entries across University Gardens, Pleasant Valley, Dundana, and Greensville. Flagstone installation in Dundas typically runs $38 to $55 per square foot for dry-laid random irregular patios on a compacted granular base, $55 to $80 per square foot for mortared flagstone over a reinforced concrete slab, and $70 to $110 per square foot for sawn-edge pattern-cut flagstone in Dundas heritage and Niagara Escarpment-area homes.

Free flagstone installation quote for Dundas homeowners with a 24-hour written response. We specify CSA A231.2 stone with under 1% water absorption for Ontario freeze-thaw. ICPI-certified, $5M liability, 5-year workmanship warranty. See our walkway and flagstone installation service.

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