Sydney - GMA, Brisbane, Gold Coast, Northern NSW, Coffs Harbour....
Sydney - GMA, Brisbane, Gold Coast, Northern NSW, Coffs Harbour....
When builders, architects, owner builders and homeowners across Australia consistently return to the same window system project after project, decade after decade, there's usually a reason. With Carinya by Alspec, there are several.
Carinya is not the cheapest aluminium window system on the Australian market. It is not the most heavily marketed. But among specifiers, tradespeople and experienced renovators across South East Queensland and Northern NSW, it has earned a reputation as the benchmark — the system you choose when you want to get it right the first time and not think about your windows again for the next 25 years.
This post explains what Carinya is, who makes it, why it performs the way it does, and why it's the system Window & Door Supplies chose to supply to homeowners across SEQ and Northern NSW.
Carinya is the residential window and door system manufactured by Alspec, one of Australia's largest and most established aluminium systems companies.
Alspec was founded in Australia and has operated continuous Australian manufacturing and distribution for decades. The company supplies aluminium systems across residential, commercial and high-rise construction — from standard sliding windows in suburban Brisbane homes to engineered curtain wall systems in major commercial buildings. Their scale gives them something smaller window manufacturers simply cannot match: the resources to invest in design, testing, compliance and product development at a level that shapes Australian building industry standards, not just meets them.
This matters for a practical reason: when you buy a Carinya window, you are buying a product backed by an organisation with the engineering depth, local manufacturing capability and long-term market presence to support that product for its entire service life. Spare parts are stocked in Australia. Technical documentation is current and accessible. Warranty support is handled by an Australian company subject to Australian Consumer Law.
That is not a given in the Australian window market, where imported products from smaller or less established distributors can be orphaned — leaving owners unable to source replacement hardware, seals or components — within a few years of purchase.
Carinya is Alspec's residential aluminium window and door range — a comprehensive system covering:
The Carinya system uses a consistent aluminium extrusion profile across its range — meaning different window types within the same project share a unified visual language and can be mixed and matched without visual inconsistency. For homeowners renovating or building across multiple rooms, this coherence is a meaningful design advantage.
The phrase "engineered for Australian conditions" appears frequently in building product marketing. For Carinya, it reflects specific engineering decisions that have measurable consequences for performance.
Not all aluminium is equal. The alloy used in window extrusions determines hardness, strength, corrosion resistance and how well the surface accepts and retains powder coat finishes. Carinya uses alloys selected for Australian service conditions — including the marine and near-marine environments that define most of the SEQ and Northern NSW coastline, from the Sunshine Coast and Gold Coast through Tweed Heads, Byron Bay and the Northern Rivers.
For homeowners within a few kilometres of the coast — in suburbs like Burleigh Heads, Palm Beach, Kingscliff, Cabarita Beach, Brunswick Heads and Lennox Head — frame corrosion is a genuine long-term risk with inferior products. Carinya's alloy and coating specifications address this directly.
Carinya frames are available in a range of powder coat colours — including Pearl White, Custom Black and a range of custom colours — applied to Dulux Powder Coatings specifications. Architectural-grade powder coat is applied at a minimum film thickness that provides long-term UV and corrosion resistance. In Queensland's intense UV environment, where lower-grade powder coat finishes fade, chalk and eventually expose bare metal within a few years, the quality of the finish is not cosmetic — it is structural protection.
Every Carinya window configuration is tested to AS 2047 — Windows in Buildings, the Australian Standard covering structural performance, water penetration resistance, air infiltration and operating force. Testing is conducted through accredited Australian testing facilities, and documentation is available. This is not a claimed compliance — it is a tested and documented one.
For homeowners in South East Queensland and Northern NSW, AS 2047 compliance carries direct relevance. The wind load categories in the standard account for the cyclonic and severe storm risk that is a genuine consideration across coastal and near-coastal QLD and the Northern Rivers. The water penetration resistance testing maps to the intense driving rain events that characterise subtropical storms in the region.
Carinya windows are fully compatible with Alspec's Invisi-Gard security screen system — widely regarded as one of the strongest and most aesthetically refined security screen products available in Australia. Invisi-Gard uses 316 marine-grade stainless steel mesh that provides genuine intruder resistance without the visual obstruction of diamond grille or traditional flyscreens.
For homeowners in Brisbane, the Gold Coast, Sunshine Coast and Northern NSW — where security screening is standard practice and coastal conditions demand marine-grade materials — the native integration between Carinya and Invisi-Gard is a significant practical advantage. Window & Door Supplies supplies Invisi-Gard screening across its Carinya range as a factory-fitted option.
The most reliable indicator of a window system's real-world quality is not what the manufacturer says about it — it's whether the people who install it professionally continue to specify it. Builders, project home companies and renovation contractors who work across SEQ and Northern NSW encounter the consequences of window choices over many projects and many years. Callbacks, warranty claims, installation difficulty and customer complaints all fall on them.
Carinya has maintained its position as a preferred specification in the residential market across Queensland and New South Wales for several consistent reasons:
Installation consistency. The Carinya extrusion system is dimensionally consistent across production runs, meaning windows arrive on site to the specified dimensions and install predictably. Installers who work with consistent, well-manufactured frames avoid the adjustments, shimming and remediation that can add hours to an installation job.
Documentation and technical support. Alspec maintains comprehensive technical documentation for the Carinya range — installation guides, structural calculations, compliance documentation and specification sheets — that tradespeople and certifiers can access. For owner builders and private certifiers in Queensland and NSW, this documentation is often required at inspection stages.
Lead time reliability. The domestic manufacturing base of the Carinya system means lead times are predictable and locally managed. Window & Door Supplies currently operates with a 6 to 8 week lead time on residential Carinya orders — a consistent schedule that allows builders and owner builders to plan accurately, without the uncertainty of international shipping timelines.
Long-term parts availability. Carinya hardware — locks, handles, friction stays, hinges and tracks — is stocked through Alspec's Australian distribution network. If a handle breaks or a friction stay needs replacing in year 15, the part is available. This is not guaranteed for imported systems, particularly those from smaller or less established distributors.
While Carinya performs across a wide range of Australian building environments, several of its characteristics are particularly relevant to the specific conditions of SEQ and Northern NSW.
The Northern Rivers, Byron Bay and Lismore regions have a strong tradition of passive ventilation design — homes oriented and detailed to maximise natural air movement rather than relying exclusively on mechanical cooling. Carinya's louvre window range supports this approach with adjustable blade angles that allow fine control of airflow direction and volume. In a well-designed Northern NSW home, a correctly specified louvre window system can meaningfully reduce cooling loads and improve year-round comfort.
Outdoor entertaining is not a lifestyle option in South East Queensland — it is essentially a design requirement. Alfresco areas, outdoor kitchens and servery openings connecting interior living spaces to poolside or garden entertaining areas are a standard feature of Gold Coast, Sunshine Coast and Brisbane homes. Carinya's gas strut servery window is specifically designed for this application — a counterbalanced opening panel that props open to create a seamless servery connection and closes securely when the weather turns.
The Carinya bi-fold door range is one of the most consistently specified products across residential new builds and renovations in SEQ. The ability to open an entire wall between an interior living area and an alfresco or deck space is central to the Queensland lifestyle — and the Carinya bi-fold system delivers this with a frame profile that is visually clean, structurally sound, and available in configurations up to five or six panels wide.
Brisbane and the Gold Coast hinterland contain a significant stock of Queenslander homes — elevated timber homes from the Federation and inter-war periods with distinctive verandahs, high ceilings and louvred windows. Homeowners renovating these properties frequently seek double hung aluminium windows that maintain the heritage character of the original joinery while delivering modern performance. Carinya's double hung range addresses this need with a profile that reads appropriately in a heritage context while meeting current AS 2047 requirements.
The aluminium frame is only part of what you're buying when you specify Carinya windows. The glazing option you select has a significant impact on thermal performance, acoustic performance and solar control — all relevant considerations for homes in subtropical Queensland and coastal Northern NSW.
Window & Door Supplies offers Carinya windows in the following glass configurations:
Clear single glazed — the standard option; suitable for most inland and sheltered residential applications where thermal performance is not a primary requirement.
Grey tint single glazed — reduces solar heat gain and glare; popular in Queensland homes with west-facing windows that receive afternoon sun.
Low-E single glazed — applies a low-emissivity coating to the glass surface that reflects radiant heat, reducing solar heat gain in summer and heat loss in winter. A meaningful upgrade for SEQ homes where air conditioning is used heavily.
Clear double glazed — two panes of glass with an air gap, providing significantly improved thermal and acoustic insulation. Increasingly specified in Brisbane and Gold Coast homes as energy efficiency standards tighten and homeowners become more aware of thermal performance.
Grey tint double glazed — combines the solar control of tinted glass with the thermal performance of double glazing; well suited to north and west-facing glazing in hot Queensland climates.
Low-E double glazed — the highest-performing glazing option available through WDS; combines low-emissivity coating with double glazing for maximum thermal efficiency. Recommended for new builds targeting energy ratings, or for homes in the Northern Rivers and hinterland areas with significant seasonal temperature variation.
No review of the Carinya system is complete without mentioning Invisi-Gard — Alspec's premium security screen range that integrates natively with Carinya windows and doors.
Invisi-Gard uses 316 marine-grade stainless steel woven mesh — the same alloy specification used in marine hardware — stretched across a heavy-duty aluminium frame. It meets AS 5039 and AS 2208 — the Australian Standards for security screen doors and windows — and provides intruder resistance that standard diamond grille and aluminium mesh screens cannot match.
For homeowners in coastal SEQ and Northern NSW, Invisi-Gard's 316 marine-grade specification is not just about security — it's about corrosion resistance. Standard galvanised or plain stainless mesh corrodes in marine environments within a few years. The 316 grade specification is the correct material choice for homes within several kilometres of the coastline.
Window & Door Supplies supplies Invisi-Gard screening as a factory-fitted option across the Carinya range, meaning screens arrive ready to install — not as an aftermarket addition that may or may not align correctly with the frame.
Window & Door Supplies operates as an online supplier of the full Carinya residential range, delivering to customers across South East Queensland and Northern NSW — from Bundaberg in the north through Brisbane, the Gold Coast, Sunshine Coast, Tweed Heads, Byron Bay, Lismore and Coffs Harbour.
The ordering process is designed for both trade customers and owner builders:
For projects outside standard sizing or requiring commercial configurations from the Alspec Altitude or Proglide ranges, Window & Door Supplies also handles custom orders — contact the WDS team directly to discuss your project requirements.
Carinya is the residential aluminium window and door system manufactured by Alspec, one of Australia's largest aluminium systems companies. It covers the full range of residential window and door types — sliding, awning, louvre, bi-fold, double hung, fixed, gas strut servery, sliding doors, bi-fold doors and hinge doors. It is designed and manufactured in Australia, tested to AS 2047, and widely specified across residential construction in Queensland and New South Wales.
Yes. Carinya is manufactured by Alspec, an Australian company with Australian manufacturing operations. The range is designed and tested in Australia to Australian Standards, using alloys and coatings selected for Australian conditions including the marine and subtropical environments of South East Queensland and Northern NSW.
Carinya windows and doors are tested to AS 2047 — Windows in Buildings, the Australian Standard covering structural performance, water penetration resistance, air infiltration and operating force. Testing is conducted through accredited Australian testing facilities and documentation is available.
Carinya windows integrate natively with Alspec's Invisi-Gard security screen system, which uses 316 marine-grade stainless steel mesh and complies with AS 5039 and AS 2208. Invisi-Gard is available as a factory-fitted option through Window & Door Supplies and is particularly well suited to coastal SEQ and Northern NSW environments due to its marine-grade material specification.
Window & Door Supplies offers Carinya windows in clear single glazed, grey tint single glazed, Low-E single glazed, clear double glazed, grey tint double glazed and Low-E double glazed configurations. The appropriate glass option depends on your home's orientation, climate zone and energy efficiency goals.
Yes. Window & Door Supplies supplies the full Carinya residential range online with delivery to Brisbane, Gold Coast, Sunshine Coast, Tweed Heads, Byron Bay, Lismore, Coffs Harbour, Bundaberg and all areas in between. Orders are placed at windowanddoorsupplies.com.au with a current lead time of 6 to 8 weeks.
Carinya windows are engineered with alloys and powder coat finishes selected for Australian coastal environments. The Invisi-Gard security screen option uses 316 marine-grade stainless steel mesh — the appropriate specification for marine and near-marine environments. For homeowners within several kilometres of the coast across the Gold Coast, Tweed Coast, Byron Bay and Sunshine Coast, these material specifications provide meaningfully better long-term corrosion resistance than standard-grade alternatives.
The current lead time for residential Carinya windows and doors ordered through Window & Door Supplies is 6 to 8 weeks from order confirmation. This is a domestically managed production schedule, not subject to international shipping variables.
Window & Door Supplies is based in Chinderah — right on the Tweed Coast, at the intersection of South East Queensland and Northern NSW. We supply to homeowners, owner builders, renovators and tradespeople from Bundaberg to Coffs Harbour, and we live in the same coastal, subtropical environment our customers do.
We chose to build our business around Carinya by Alspec because it is the system we would specify for our own homes. It is Australian made, tested to Australian Standards, supported by an Australian company, and engineered for the conditions our customers face every year — the salt air, the UV, the humidity, the storms.
That is not a marketing position. It is the reason we stock what we stock.
Browse the full Carinya range at windowanddoorsupplies.com.au