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Fencing & Retaining Walls

Fencing and Retaining Walls in Christchurch

Sanctus Builders builds fencing, gates and retaining walls across Christchurch, built to survive a Canterbury winter and hold their line for years, not just look good on installation day. Felipe scopes the section, checks what's actually holding the ground or the boundary in place, and gives a straight price before any post goes in.

5.0 on Google
Timber fencing detail built for a Christchurch property
What's Included

What's Included in Fencing and Retaining Walls

"Fencing & Retaining Walls" covers three kinds of work, each with its own structural considerations.

Timber Fencing

Boundary and privacy fencing built with posts set deep enough to hold against Canterbury's clay and wind exposure, not just deep enough to pass a quick look.

Gates & Driveway Gates

Pedestrian and driveway gates built to match the fence line, hung so they still swing true after the ground shifts a little over a Christchurch winter.

Retaining Walls

Timber or block retaining walls that hold back a slope or level change, built with the drainage behind them sorted properly, not just the wall itself.

Our Process

How a Fencing or Retaining Wall Job Runs, Start to Finish

Fencing and retaining walls both look like a straightforward build from the outside, but what happens below ground is what decides whether the job holds up. Here's how Sanctus Builders approaches it.

01

Boundary and Ground Check

Felipe checks the boundary line, the ground condition, and what's causing any slope or level change.

02

Materials and Design

Timber, block or a mix, chosen for what the section and the job actually need.

03

Posts, Footings and Drainage

Posts get set to depth, and retaining walls get proper drainage behind them, not just backfill.

04

Fit and Finish

Rails, palings, gates and capping finished so the job looks as solid as it actually is.

Retaining Walls

Why Retaining Walls Fail, and How Sanctus Builders Avoids It

No drainage behind the wall, so water pressure builds up and pushes it out over time.

Footings that aren't deep enough for the height and load of the wall.

Timber in ground contact that isn't treated for the job it's doing.

A wall built to hold back more ground than it was actually designed for.

Sanctus Builders treats drainage and footing depth as part of the wall itself, not an optional extra. A retaining wall that's built properly the first time doesn't need rebuilding in five years.

Reviews

What Christchurch Homeowners Say

Sanctus Builders holds a five out of five rating across Google and Builders Crack. Here is what some of those customers had to say.

★★★★★ 5.0 across Google and Builders Crack
★★★★★

"Friendly, great communication and great tidy work"

Sophie Buxton
Google review, 5 stars
★★★★★

"Great price. Fantastic professional service! Felipe was super efficient and I was impressed with his knowledge and quality of workmanship. I will definitely keep him on my list for future jobs! Thank you Felipe, and your wonderful assistant!"

Lee Pritchard
Google review, 5 stars
★★★★★

"Reasonable price. Amazingly quick response to request for a builder. A great skilled worker with ability to bring in helpers as required. Nothing appeared to be too difficult, from laying paving to assembling a large kitset workshop shed, in a fast and efficient manner. Would definitely contact for future work."

Bruce Oswin
Google review, 5 stars
★★★★★

"Felipe is an amazing guy, super friendly, helpful, flexible and hardworking. We've loved having him in our house doing renovations. The work looks good and he did exactly what we wanted. Would definitely recommend. We'll be getting him back to do more."

Carolyn Robertson
Google review, 5 stars · Kitchen remodelling
★★★★★

"Tough job completed to a high standard and on time. Would definitely use again."

Verified Builders Crack review
5 stars
FAQs

Common Questions About Fencing and Retaining Walls in Christchurch

How much does a retaining wall cost in Christchurch?

It depends on the height and length of the wall, the ground condition, and whether it's timber or block. Sanctus Builders quotes after seeing the section, since drainage and footing needs vary a lot from site to site.

How deep do fence posts need to go?

It depends on the fence height and the ground condition, but posts always get set deep enough to hold against wind and ground movement, not just deep enough to stand up on the day it's built.

Do you build fences and retaining walls outside Waltham and Opawa?

Yes. Sanctus Builders works on fencing and retaining walls right across Christchurch, including the hill suburbs where retaining walls are more common.

Should I choose a timber or block retaining wall?

Timber suits smaller retaining jobs and costs less upfront. Block handles taller or higher-load walls better. Felipe can advise which fits your site once he's seen the slope and the ground.

Can you replace an existing fence or retaining wall that's failing?

Yes. Sanctus Builders replaces failing fences and retaining walls as well as building new ones, including fixing the drainage or footing issue that caused the original one to fail.

Service Area

Fencing and Retaining Walls Across Christchurch, Based in Waltham

Sanctus Builders is based on Opawa Road in Waltham and builds fences, gates and retaining walls right across Christchurch, including the hill suburbs where retaining walls matter most. Wherever the job is, the same honest price and the same standard of work applies.

Waltham Opawa Sydenham Addington Spreydon Beckenham Cashmere Somerfield Woolston Heathcote Sumner Riccarton Fendalton Merivale St Albans Papanui Shirley Linwood Bishopdale Avonhead Hornby Halswell Redwood New Brighton
Contact

Need a Fence or Retaining Wall Sorted?

Tell us about the boundary, gate or retaining wall that needs doing and we'll come back with a straight price, footings and drainage included. Call, message, or fill out the form below.

Monday to Saturday, 8:00am to 5:00pm. Closed Sunday. After-hours callouts available.

Get a Quote

Tell us what needs doing and we'll get back to you with a straight answer.