Colorsteel vs concrete tile roofing (2026)
Quick Answer
Coloursteel and concrete tile roofs both work well, but they suit different priorities. Coloursteel is lighter, faster to install and often better for low-maintenance, modern reroofing, while concrete tiles are heavier, quieter in rain and can suit traditional house styles if the structure is designed for the load. The right choice depends mainly on your roof pitch, frame capacity, exposure to wind or salt, local rules, and whether you are building new or reroofing.
Overview
If you are choosing between Coloursteel and concrete tiles, start with the structure and site rather than appearance alone. Metal roofing systems such as Coloursteel are comparatively lightweight and are often easier to use on existing homes because they place less load on the framing. They can also be a practical choice in areas where fast water run-off and simpler maintenance matter. Concrete tiles are much heavier and need a roof structure that is designed or checked for the extra weight, but they can offer a solid look and good acoustic performance. Neither option is automatically “better”. The best choice depends on how exposed your home is, whether you are near the coast, what roof pitch you have, how complex the roof shape is, and how important ongoing access for maintenance will be. Metal roofs rely heavily on correct fixing, compatible materials and good detailing around flashings. Concrete tile roofs rely on proper support, underlay, tile fixing, and safe access because individual tiles can crack or slip if mishandled. For most homeowners, the practical route is to compare both systems using the same checklist: structural suitability, exposure zone, durability in your environment, maintenance needs, appearance, and the installer’s experience with that exact system.
Who this is for
Homeowners, renovators and property buyers comparing roofing materials for a new build, extension or reroofing project.
What you’ll need
- building plans or roof dimensions
- roof pitch information
- local climate and exposure details
- installer or roofer quotations for both systems
- manufacturer literature for the exact roofing system
- if reroofing, access to any existing building consent or structural information
Before you start
Check three things first: whether your roof structure can carry concrete tiles, whether your roof pitch is suitable for the exact product you are considering, and whether your site is exposed to salt air, high winds or heavy debris. Also confirm whether changing roofing material triggers consent, engineering review or insurer notification in your area.
Step-by-step
- 1
Check the roof structure first
If this is a reroof, ask a suitably qualified roofer or engineer to assess the framing before you compare finishes. If this is a new build, make sure the designer has specified the roof covering early.
Why: Concrete tiles are much heavier than steel roofing, so structure can rule out one option before aesthetics or cost are considered.
- 2
Confirm the roof pitch and shape
Look up the minimum pitch and detailing requirements in the manufacturer information for the exact Coloursteel profile or concrete tile system you are considering. Note valleys, hips, skylights, chimneys and internal gutters.
Why: Roof shape and pitch affect weather-tightness, flashing complexity, material waste and the risk of leaks.
- 3
Assess your environment
Consider coastal salt, industrial fallout, prevailing wind, tree cover and how often leaves or moss may build up. Ask each supplier what substrate, coating and maintenance regime they recommend for your exposure level.
Why: Durability depends as much on the environment and maintenance as on the roofing material itself.
- 4
Compare installation and maintenance needs
Ask how each roof will be fixed, flashed and accessed for later maintenance. For tile roofs, ask how broken tiles are replaced and how foot traffic is managed. For steel roofs, ask about scratch repair, dissimilar metals, and cleaning schedules.
Why: A roof that looks good on day one can become expensive if routine maintenance is awkward or if common damage is hard to fix.
- 5
Get like-for-like quotes
Request written quotes that clearly state underlay, battens or purlins as applicable, flashings, ridge details, fasteners, roof safety requirements, disposal of old roofing, warranties and any structural work.
Why: Roof quotes can look similar while including very different scopes, which makes cheap offers misleading.
- 6
Weigh appearance against practical trade-offs
Compare how each roof suits the house style, nearby homes, glare, texture and future resale appeal, but only after technical suitability is clear.
Why: Appearance matters, but it should not override structural, weather-tightness and durability requirements.
- 7
Choose an installer experienced in the exact system
Select a roofer with proven experience in the specific steel profile or tile system you want, and ask who is responsible for penetrations, flashings and any follow-on trades.
Why: Many roof problems come from poor detailing and coordination rather than the roofing material itself.
Why this works
This approach starts with the non-negotiables: structure, pitch and exposure. Once those are confirmed, you can compare durability, maintenance, appearance and cost in a way that avoids choosing a roof that is attractive but unsuitable for the building or site.
Common mistakes to avoid
- Choosing on appearance alone without checking whether the existing framing can take concrete tiles
- Assuming all metal roofs or all concrete tiles perform the same in every environment
- Comparing quotes that do not include the same flashings, underlay, disposal or structural work
- Ignoring coastal or high-wind exposure when selecting materials and fixings
- Letting unqualified trades walk directly on concrete tiles and crack them
- Mixing incompatible metals or fixings on steel roofing
Troubleshooting
One quote for concrete tiles is much cheaper than the others
Check whether structural upgrades, underlay, flashings, ridge components, scaffolding, disposal and replacement of rotten substrate are excluded.
A reroof from tile to steel seems straightforward but consent questions arise
Ask your local authority or designer whether changing the roof cladding type affects consent or structural review requirements before work starts.
You like concrete tiles but the house is older
Have the roof structure assessed professionally. If strengthening is needed, compare that total project scope against a lightweight steel reroof.
You are near the sea and worried about corrosion
Ask the manufacturer and installer to specify a product and maintenance plan suitable for the site exposure, and avoid incompatible materials in flashings and fixings.
Compare your options
Coloursteel roofing
Best for: Homeowners who want a lighter roof, simpler reroofing on many existing homes, and a clean modern look
Pros: Lightweight; often easier on existing structures; generally quicker to install; wide range of profiles and colours; individual sheets can cover large areas efficiently
Cons: Can be noisier in rain if the roof build-up is basic; dents and scratches need attention; coastal or harsh environments need the correct product selection and maintenance; detailing quality is critical
Concrete tile roofing
Best for: Homes designed for heavier roofing, owners who prefer a traditional textured look, and projects where the structure already suits tiles
Pros: Solid appearance; can be quieter in rain; individual damaged tiles may be replaceable; suits many traditional house styles
Cons: Heavy; may require stronger framing or engineering checks; cracked tiles can be missed until leaks develop; access and maintenance can be harder because tiles can break under foot traffic
| Option | Best for | Pros | Cons |
|---|---|---|---|
| Coloursteel roofing | Homeowners who want a lighter roof, simpler reroofing on many existing homes, and a clean modern look | Lightweight; often easier on existing structures; generally quicker to install; wide range of profiles and colours; individual sheets can cover large areas efficiently | Can be noisier in rain if the roof build-up is basic; dents and scratches need attention; coastal or harsh environments need the correct product selection and maintenance; detailing quality is critical |
| Concrete tile roofing | Homes designed for heavier roofing, owners who prefer a traditional textured look, and projects where the structure already suits tiles | Solid appearance; can be quieter in rain; individual damaged tiles may be replaceable; suits many traditional house styles | Heavy; may require stronger framing or engineering checks; cracked tiles can be missed until leaks develop; access and maintenance can be harder because tiles can break under foot traffic |
Alternatives
- Long-run or tray-style metal roofing from other approved manufacturers
- Pressed metal tiles where a lighter tile-look roof is wanted
- Clay tiles where a premium traditional tiled finish is desired and the structure is suitable
- Membrane roofing for very low-slope areas, used only where appropriate for the roof design
Pro tips
- Ask each roofer what maintenance the manufacturer expects to keep the warranty valid.
- If reroofing, inspect the roof space for signs of past leaks before selecting a new covering.
- Keep nearby trees in mind: leaf build-up can affect both roof types, especially around valleys and gutters.
- Request product samples outdoors in natural light, not just indoor showroom pieces.
- Check who will install roof penetrations such as vents and flues, as these are common leak points.
Safety notes
- Do not walk on any roof unless you know the safe access method for that exact roofing type.
- Concrete tiles can crack under incorrect foot placement and create a fall risk.
- Metal roofs can be slippery when wet and edges can be sharp.
- Use qualified professionals for work at height, especially on steep, high or fragile roofs.
Legal & regulatory notes
Roof replacement or a change in roofing material can trigger building consent, structural review or other compliance requirements depending on where you live and the scope of work. Always check with your local building authority and your insurer before committing. Product installation must follow the manufacturer instructions and any applicable local building requirements.
What this guide does not cover: This guide compares the two roofing types at a practical decision-making level. It does not replace a site-specific structural assessment, manufacturer installation instructions, consent advice or a professional roof inspection.
Cost considerations
In practice, total cost is shaped by more than the roof covering itself. Concrete tiles can carry extra structural, handling and access costs, while steel roofing costs can vary with profile choice, site exposure, coating selection and flashing complexity. The fairest comparison is the full installed cost including structural work, disposal, scaffolding, flashings and long-term maintenance.
Prefer to hire a professional?
If this job is beyond a confident DIY — or the work needs to be done by a licensed professional — you can find a verified roofer through these directories of real, verified trade businesses. Compare local tradespeople, read their details and request quotes before you commit.
Frequently asked questions
Is Coloursteel better than concrete tile for reroofing?+
Often it is the simpler option for reroofing because it is lighter, but not always. The deciding factors are roof pitch, structure, exposure, design details and the condition of the existing roof framing.
Are concrete tiles more durable than steel roofing?+
Not automatically. Both can last well when correctly specified, installed and maintained. Environment, fixing method, coatings, foot traffic and detailing all affect service life.
Which roof is quieter in heavy rain?+
Concrete tiles are often perceived as quieter, but the overall roof build-up matters. Ceiling insulation, underlay and roof space design also affect indoor sound.
Can I change from concrete tile to steel without structural work?+
Possibly, but do not assume so. Even a lighter replacement roof can involve changes to battens, fixings, bracing assumptions or consent requirements. Have the change reviewed properly.
Which option is better near the coast?+
Either can be suitable if the exact product, fixings and maintenance plan match the exposure, but steel roofing needs especially careful specification in marine environments. Follow manufacturer guidance for coastal use.
Sources & references
Guidance on this page is traced to documented sources. Last checked 25 September 2026.
- COLORSTEEL · manufacturer
Supports general information about Coloursteel roofing systems, product selection by environment, maintenance considerations and the importance of following manufacturer guidance.
- Monier Roofing New Zealand · manufacturer
Supports general information about concrete roof tile systems, installation considerations, tile maintenance and suitability for different home styles.
- New Zealand Building Performance · government
Supports the need to check consent, code compliance and official building guidance before changing roofing systems.
- BRANZ · industry
Supports general best practice on roofing performance, weather-tightness, durability and the importance of correct detailing and installation.
Core differences between steel and concrete tile roofs change slowly, but product ranges, warranty terms and local compliance requirements can change over time.