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How a Custom SUPASLAT Ceiling Forms a Mountain-Range Interior at The Jewel Residences

At The Jewel Residences in Surfers Paradise, PTW Architects used an irregular custom SUPASLAT ceiling to evoke a mountain range. The documented process involved complex mitered angles, five-axis CNC fabrication and multiple prototypes, with SUPALINE and SUPACOUSTIC used elsewhere in the hotel.

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A bespoke SUPASLAT ceiling gives the multi-function room and all-day dining space at The Jewel Residences, Langham Hotels, in Surfers Paradise, Queensland, a mountain-range effect. PTW Architects specified an irregular three-dimensional composition rather than a regular slatted grid. SUPAWOOD says the geometry required complex mitered angles, five-axis CNC fabrication and several prototypes for client review before installation. The result is a ceiling treated as architecture: its changing planes supply the visual idea of distant peaks while remaining part of a coordinated hotel fit-out.

The project is documented in the SUPAWOOD case study for The Jewel Residences. It identifies the project team, the ceiling systems and finishes, but it does not publish dimensions, prices, acoustic ratings, fire ratings or measured performance results.

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What is the project behind the mountain-range ceiling?

The installation is at The Jewel Residences, Langham Hotels, 36 Old Burleigh Road, Surfers Paradise, Queensland. PTW Architects designed the interior ceiling feature, Hutchinson Builders is listed as the builder and Vealstruct as the installer. The ceiling scope spans several hotel areas, with SUPASLAT, SUPALINE and SUPACOUSTIC all named in the project description.

The mountain-range concept applies specifically to the irregular SUPASLAT treatment in the multi-function room and all-day dining space. That distinction matters: the case study does not describe every ceiling in the property as a mountain range. It identifies a particular architectural composition in two guest-facing areas and separately describes a gym studio treatment.

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The source is a manufacturer project case study, and its wording attributes the fabrication account to SUPAWOOD rather than to an individually named architect, hotel representative or builder. No publication date is provided, so the project should be identified by its location and program rather than by an assumed completion year.

How does irregular SUPASLAT produce a mountain-range effect?

The effect comes from variation. Instead of repeating slats on a single flat plane, the design uses irregular geometry to create a three-dimensional ceiling composition. Changes in direction and angle read as a sequence of rising and falling forms, allowing the ceiling to suggest a mountain range without depicting a literal landscape.

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SUPASLAT is the slatted system identified for this feature. In this project, the important design decision is not simply the presence of timber-look strips; it is the way custom panels are arranged as a coordinated field of angled surfaces. From below, those surfaces can establish a strong horizon-like rhythm and give the room a more sculptural overhead element.

The case study does not publish the number of peaks, the height variation, panel spacing, room dimensions or a reflected ceiling plan. Those omissions mean the mountain description should be understood as the documented design intent, not as a measurable geometric specification. Anyone seeking to reproduce the appearance would need the project drawings or a new design package rather than relying on the case-study image or name alone.

Why were complex mitered angles necessary?

SUPAWOOD describes the custom-panel design as challenging because it called for “several complex mitered angles” to create the three-dimensional solution. A mitered angle is a joint cut so adjoining pieces meet along an angled line. In an irregular ceiling, many differently oriented pieces must meet cleanly, so each junction has to be coordinated with the neighboring geometry.

The documented point is that the ceiling could not be treated as a standard, repeated module. Every change in plane introduced a fabrication and coordination requirement. Angled transitions had to be resolved as part of the panel design, and the finished pieces had to arrive in a form that the installation team could place in the intended sequence.

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It would be incorrect to infer a particular joint tolerance, substrate, fixing method or structural support from the case study. None is stated. The reliable conclusion is narrower and more useful: the mountain-range appearance depended on bespoke angled panel geometry, and the mitered joints were a central part of delivering that geometry.

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What role did five-axis CNC fabrication play?

SUPAWOOD says its factory team used five-axis CNC machinery to fabricate the custom solution. The case study does not provide machine settings, cutting files, tolerances or production times, so no numerical manufacturing claim can be made. It does, however, connect the use of five-axis equipment directly to a ceiling with multiple non-standard angles and a three-dimensional form.

For a project team, that connection highlights a practical distinction between a concept sketch and a buildable ceiling. A drawing can show the intended peaks, valleys and visual rhythm; fabrication converts those intentions into individual panels with defined edges and joints. CNC production offers a way to repeat the approved geometry accurately across the set of custom parts, while the design team still has to coordinate the pattern with the room and the installation sequence.

The case study does not say whether every panel was unique, whether any standard modules were mixed with the custom pieces or how the parts were labelled. Those are procurement and installation questions for a new project, not facts that can be assigned to The Jewel Residences.

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Why were prototypes supplied for client review?

Several prototypes were supplied for client review before installation, according to SUPAWOOD. In a complex ceiling, a prototype can let the client and design team inspect the physical relationship between the finish, the angled joints and the intended three-dimensional reading before the full set is produced.

That review stage is especially relevant when the design relies on changing angles rather than a simple flat repeat. A small sample can expose issues that are difficult to judge in a two-dimensional drawing: how a joint line catches light, whether the transition looks too abrupt, or whether the selected surface conveys the desired character. The source does not state how many prototypes were made, what was changed after review or whether a full-scale mock-up was used. It only confirms that multiple prototypes were provided for client consideration.

For future specifications, the documented precedent supports writing prototype approval into the program. The brief should identify who approves the sample, what is being checked and whether approval covers geometry, finish, edge treatment or all three. That creates a decision point before production without claiming that the hotel used a particular approval form.

Where were the other ceiling systems used?

The project includes more than the feature SUPASLAT. SUPALINE and SUPACOUSTIC are also listed in the hotel ceiling scope. The gym studio is specifically described as using SUPACOUSTIC and SUPALINE paneling, while the multi-function room and all-day dining space carry the irregular SUPASLAT application associated with the mountain-range effect.

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The case study’s descriptions support a role-based reading:

  • SUPASLAT Timber: the slatted system used for the irregular feature geometry in the multi-function room and all-day dining space.
  • SUPALINE: identified as paneling within the wider ceiling scope, including the gym studio.
  • SUPACOUSTIC: identified as paneling in the gym studio.

Those labels should not be stretched into claims about acoustic performance, fire resistance, durability or superiority. The case study provides no project-specific ratings or test results. It documents where the systems appear, not a comparative performance study.

Which finishes are named in the case study?

Four named finishes appear in the project description: SUPASURFACE W-Series “Angora Oak,” Natural Timber Veneer “Cumulus,” SUPASURFACE V-Series “Washed Ash” and “Urbino.” The gym studio is specifically described as having W-Series textured laminate and Natural Timber Veneer finishes.

The source does not assign every finish to a precise room or elevation, so it is safest to report the names as the project’s listed finish palette rather than map each one to a particular mountain form. Nor does it publish colour values, gloss levels, veneer leaf selection, protective coating, maintenance instructions or replacement policy.

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For a new specification, finish selection should be coordinated with the geometry review. A surface that looks appropriate on a flat sample can read differently when it turns across several angled faces. The Jewel Residences case confirms that prototypes were part of the process, but it does not say which finish options were tested or how the final selections were approved.

What can professionals learn from this ceiling without overclaiming?

The strongest lesson is that an irregular ceiling needs to be treated as a coordinated design-and-fabrication exercise. The visual idea, panel geometry, joint strategy, finish and installation plan must agree before production. The case study gives a clear sequence of intent, custom development, CNC fabrication and prototype review, but it does not provide enough information to turn that sequence into a universal construction method.

  1. Define the visual objective. State whether the ceiling should read as peaks, a continuous folded surface, a directional wave or another form. “Mountain range” is a useful design description, not a substitute for drawings.
  2. Separate standard and bespoke areas. Identify where a regular panel or slat layout is acceptable and where the irregular feature begins. The hotel project distinguishes the SUPASLAT feature areas from the gym studio’s SUPALINE and SUPACOUSTIC treatment.
  3. Develop the geometry with the fabricator. Provide enough information for the manufacturer to resolve mitered angles and panel interfaces. The project demonstrates that complex joints should be addressed as part of the design, not left to site improvisation.
  4. Approve physical prototypes. Use the review stage to check the finish and three-dimensional reading. Record the approved sample and any permitted variation before the production run.
  5. Coordinate delivery and installation information. Ask for panel identification, orientation references and the intended installation sequence. These details are not published for The Jewel Residences, so they must be specified separately on another project.
  6. Request performance documentation separately. If the room requires acoustic, fire or durability criteria, include those requirements in the tender and request the relevant product documentation. The case study supplies no project-specific ratings.

What does the case study not disclose?

Several details a contractor or quantity surveyor would normally need are absent. There is no stated ceiling area, panel size, slat spacing, depth, weight, support grid, access strategy, lighting coordination, cost, lead time or installation duration. The source also does not identify a fire classification, acoustic rating, maintenance schedule or measured post-installation result.

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These are not minor gaps to fill with assumptions. A bespoke ceiling’s price and buildability depend on geometry, quantity, substrate, access, finish and site conditions. Likewise, acoustic or fire performance must come from the applicable product documentation and project specification, not from the presence of the word “acoustic” in a system name.

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The absence of figures also means the project cannot support a claim such as “the ceiling reduced reverberation by a particular percentage” or “the CNC process saved a specific number of hours.” No such statistic is published in the case study.

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How should a client brief a similar mountain-range ceiling?

Start with the room’s purpose, sightlines and coordination constraints, then describe the desired ceiling language. A useful brief can ask for a concept drawing, a coordinated three-dimensional model, a panel schedule, finish samples and a prototype approval plan. It should also identify the builder, installer and manufacturer responsibilities so that design changes do not become unclear variations during construction.

Ask the supplier to explain which portions are custom, which are standard and how angled interfaces will be manufactured. Request drawings that show junctions at walls, columns, lighting, sprinklers and access panels. None of those interfaces is documented in the hotel case study, but they are the points most likely to affect a new installation’s appearance and cost.

Finally, separate aesthetic approval from compliance approval. The prototype can confirm the visual intent; product certificates, fire documentation, acoustic data and structural coordination must be checked through the project’s normal approval process.

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Is this an example of decorative or performance-led design?

The documented mountain-range feature is primarily an architectural and decorative expression: its stated purpose is to create a visual effect through irregular three-dimensional geometry. The wider project also includes SUPACOUSTIC and SUPALINE in the gym studio, but the case study does not say that the mountain-range SUPASLAT ceiling carries a particular acoustic function.

That distinction prevents a common specification error. A sculptural ceiling can contribute to a room’s character while still requiring separate analysis for sound control, fire compliance, maintenance and access. The Jewel Residences case demonstrates design ambition and fabrication complexity; it does not publish a performance comparison among the systems used.

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What is the clearest takeaway from The Jewel Residences?

The ceiling succeeds as a documented design idea because the geometry, fabrication method and review process are described together. PTW Architects created the irregular SUPASLAT composition; SUPAWOOD reports resolving the complex mitered angles with five-axis CNC machinery and supplying multiple prototypes; Hutchinson Builders and Vealstruct are listed in the delivery team. The mountain-range effect is therefore best understood as the outcome of coordinated custom design, not as a standard off-the-shelf ceiling pattern.

For readers planning a comparable commercial interior, the practical takeaway is to budget time for geometry development and physical approval, and to obtain performance and procurement information as separate documents. The case study supports those process lessons while leaving dimensions, costs and technical ratings deliberately unspecified.

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Frequently Asked Questions

Where exactly is The Jewel Residences ceiling installation?

The project is at 36 Old Burleigh Road, Surfers Paradise, Queensland, within The Jewel Residences, Langham Hotels. The documented feature is associated with the hotel’s multi-function room and all-day dining space.

Who fabricated and installed the custom ceiling?

SUPAWOOD reports fabricating the custom panels with five-axis CNC machinery. The project listing names Hutchinson Builders as builder and Vealstruct as installer; it does not publish a separate site-installation method.

Can the case study be used to price a similar ceiling?

No. It gives no area, panel quantities, dimensions, labour allowance, lead time or price. A comparable project would need a geometry package, finish schedule and supplier quotation based on its own site conditions.

Does the mountain-range ceiling have a published acoustic rating?

No project-specific acoustic rating or measured result is included. SUPACOUSTIC is named in the gym studio scope, but that does not establish an acoustic rating for the SUPASLAT feature in the dining or multi-function areas.

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Are the listed finishes assigned to individual rooms?

The case study names Angora Oak, Cumulus, Washed Ash and Urbino, and specifically mentions W-Series textured laminate and Natural Timber Veneer in the gym studio. It does not provide a complete room-by-room finish schedule.

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