Custom Collection
Sectional doorDecoWood, UniCote LUX & Colorbond finishes
Steel-Line's premium designer sectional range, common on newer Perth builds.
Door brand guide · Perth
Australia's largest garage door manufacturer, kept running by local technicians: same-day repairs, genuine panels and a straight answer on repair versus replacement.

Steel-Line
Steel-Line garage doors are supplied, installed, serviced and repaired across Perth by Capital Garage Doors, an authorised dealer for Australia's largest garage door manufacturer. From a roller door with a broken spring to a full Custom Collection sectional replacement, most faults are fixed in one same-day visit, and a routine service to keep panels, tracks and the F-linX opener running smoothly is from $140 + parts.
Looking for another brand? See every door brand we service in Perth.
Drive through any of Perth's growth corridors — the southern estates around Baldivis and Piara Waters, the northern releases past Alkimos — and Steel-Line doors turn up on a huge share of the new builds. As Australia's largest garage door manufacturer with a dedicated Wangara branch, it has the colour range, panel finishes and lead times to suit volume home builders, which is exactly why the brand is so common on street after street of recently completed homes.
Steel-Line's range goes well beyond a plain roller door. The Custom Collection and Sectional Doors lines run to DecoWood, UniCote LUX, Western Red Cedar and Colorbond finishes with insulated Mammoth panels, while the F-linX wireless platform ties the opener into smart-home setups. Tilt doors and the Louvre and Barn Style Specialty range turn up less often but are far from rare on older or architecturally designed Perth homes, and the same manufacturer also builds commercial roller shutters, counterweight and folding doors for sheds and small industrial sites across the metro area.
That range and popularity mean we see the same faults again and again: a roller curtain that has jumped its guides, a sectional panel dented in a reversing mishap, or an F-linX opener that has stopped talking to its remotes. Because the brand is so common here, our vans carry the parts and panel profiles that fail most often on Steel-Line doors, so most repairs finish in a single visit.

Names to look for on the label — we work on all of them.
DecoWood, UniCote LUX & Colorbond finishes
Steel-Line's premium designer sectional range, common on newer Perth builds.
Insulated Mammoth panels
The standard insulated sectional line fitted across most new estates.
Compact Colorbond steel curtain, the entry-level option on many project homes.
One-piece tilt panel, still found on older Perth homes.
Louvre & Barn Style ranges
Feature doors on architecturally designed or renovated homes.
Recognise one of these? Tap through for what causes it and what the repair involves.
As an authorised Steel-Line dealer we can order genuine Custom Collection and Sectional Doors panels, roller curtain sections and Specialty Doors components to match your existing colour and profile, rather than forcing a full-door replacement over a single damaged section. Springs, cables, rollers and F-linX opener parts are sourced to the correct rating for your door, so a repair holds up the same way the original installation did.
Where a panel or colour has been discontinued, or the door has taken enough damage that patching it no longer makes sense, we say so plainly and quote a straight replacement instead of stretching out a repair that won't last. For a full comparison of new-door options across every brand we install, see new garage doors in Perth.
Genuine Steel-Line parts sourced to the correct rating for your door.
| Repair | Guide Price | Notes |
|---|---|---|
| Broken spring(s) | $240–$1,000 | Torsion/extension springs supplied & fitted — our most common same-day repair. |
| Cable snapped or off the drum | $280–$550 | Lift cable(s) replaced or re-seated and re-tensioned. |
| Door damaged (panel / section) | $550–$1,100 | Repair or replace a damaged panel/section and hardware. |
| Service / tune-up | From $140 + parts | Full service and safety adjustment — $140 plus any parts required. |
| New garage door — standard (supply & install) | $3,000–$5,000 | Supplied & installed including removal of the old door, new tracks and hardware. |
Guide prices only — the final cost is confirmed on inspection before any work begins.
Steel-Line work is priced from the same guide list as every door we touch: a spring or cable repair covers diagnosis and the part, and a new Steel-Line sectional or roller door supplied and installed starts at $3,000–$5,000. You get the figure in writing before any work starts.
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Real jobs, real photos — before and after.
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Same-day slots in most suburbs — call with your address for an arrival window.
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Tell us the fault and your suburb — you'll get a same-day slot and a fixed price before we start.