Explore our top-tier aluminum glass doors, hurricane-rated sliding systems, thermal-break windows, and architectural skylights certified for international compliance.
OUNA Thermal Break Aluminum Alloy Sliding Window for Balcony Double Tempered Glass Hurricane Impact AS2047 NFRC Certified
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OUNA Bring Starry Sky Into Your Living Room Electric Aluminum Skylight with Remote Control for Night View
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OUNA Fixed Aluminum Glass Roof Skylight Panoramic Daylighting Solution with Laminated Safety Glass for Corridor and Atrium
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OUNA Modern Double Garage Door Opener New Design Automatic Remote Sectional Overhead
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OUNA Soundproof Aluminum Wood Interior Door Solid Core Structure for Bedroom Study Noise Reduction Custom Hardware Oem Accepted
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OUNA Aluminum Wood Composite Interior Door With Decorative Glass for Hotel and Apartment Project Custom Design Available
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OUNA New Arrival Aluminum Window House Tilt and Turn Window Frame Hurricane Impact Proof NOA Slim Frame Casement Windows
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OUNA Aluminum Skylight Roof Window That Converts Your Attic Space to a Balcony Experience Electric Opening with Wide View
View Product DetailsPositioned at the epicenter of China's advanced manufacturing ecosystem, Guangzhou Cresta Door & Window Co., Ltd. delivers institutional-grade aluminum and glass architectural envelope solutions across North America, Oceania, Europe, and the Middle East.
Established in 2015, Guangzhou Cresta Door & Window Co., Ltd. operates a premier 18,000-square-meter standardized manufacturing facility. Backed by 11 years of structural engineering experience and 7 years of international trade operations, we achieve an annual export turnover exceeding $22 million across Southeast Asia, the Middle East, and Oceania. We serve custom home builders, commercial renovation contractors, architectural developers, and regional building material wholesalers worldwide.
To guarantee absolute precision, our team of 30 QC inspectors strictly enforces ISO-certified optical surface inspections, structural shear tests, and dynamic weatherproofing seal tests. Supported by a robust network of 550 upstream raw material suppliers, Cresta excels in tailored engineering solutions such as custom acoustic insulation, motorized insect screens, hurricane impact resistance, and ultra-slim profile sliding doors. Our active R&D division of 35 specialized engineers successfully released 38 new product series over the past year.
Understanding the economic, environmental, and regulatory imperatives driving modern commercial fenestration across North America, Europe, Australia, and coastal developing economies.
Global energy codes (such as ASHRAE 90.1 in North America and NCC Building Code in Australia) demand ultra-low Solar Heat Gain Coefficients (SHGC) and low overall U-factors. Modern aluminum glass doors must integrate advanced polyamide thermal breaks to eliminate conductive heat transfer, lowering HVAC operational loads in extreme desert climates like the Middle East and tropical high-humidity zones in Southeast Asia.
Coastal residential and commercial infrastructures face escalating frequency of severe atmospheric events. Structural window frame deflection, wind-borne debris impact, and wind-driven rain penetration demand engineered 6063-T6 aluminum profile extrusions, heavy-duty multipoint locking assemblies, and PVB/SGP laminated safety glazing tested to Florida NOA and AS2047 hurricane standards.
With rapid urbanization, high-density residential developments and mixed-use commercial towers require high Sound Transmission Class (STC) ratings. By pairing engineered aluminum profile chambers with multi-layer acoustic laminated glass and EPDM continuous weatherstripping, modern aluminum glass doors effectively drop ambient urban noise pollution by up to 45 decibels (dB).
| Performance Specification | Standard Non-Thermal Aluminum | Commercial Thermal Break (OUNA System) | Hurricane-Impact / High-Security Series |
|---|---|---|---|
| U-Factor (Thermal Transmittance) | > 4.5 W/m²K | 1.2 - 1.8 W/m²K (NFRC Certified) | 1.4 - 2.0 W/m²K |
| Acoustic Insulation (STC / Rw) | 22 - 26 dB | 35 - 42 dB (Acoustic Core) | 40 - 48 dB (SGP Laminated) |
| Wind Load Resistance | 1.5 kPa - 2.5 kPa | 3.0 kPa - 4.5 kPa (AS2047 Pass) | > 6.0 kPa (Florida NOA Standard) |
| Water Penetration Resistance | 200 Pa | 450 Pa - 600 Pa | 700 Pa - 1000 Pa (Sub-Sill Drain) |
| Anodizing / Coating Durability | 10-12 Micron Standard | 25 Micron Anodized / AkzoNobel PVDF | Hyper-Durable PVDF Marine-Grade Coating |
Deconstructing the structural components, alloy chemistry, hardware ergonomics, and thermal barriers engineered inside Cresta's door & window systems.
We utilize primary grade 6063-T5 and 6063-T6 aluminum extrusions characterized by high tensile strength (yield strength ≥ 170 MPa) and superior surface finishability. The alloy composition provides optimum resistance against atmospheric corrosion while allowing thin-wall extrusion design with structural rib reinforcements for expansive glass panel support.
Our thermal-break aluminum doors employ Technoform precision PA66-GF25 (25% fiberglass reinforced polyamide) thermal barriers. Polyamide strips possess an identical thermal expansion coefficient to aluminum extrusions, preventing shear stress failure under severe temperature fluctuations between interior conditioned spaces and exterior environments.
Glazing configurations range from double-toughened 6mm Low-E glass with argon gas fills to triple-glazed acoustic-insulated units and PVB/SGP laminated safety glass. High-performance low-emissivity coatings reflect far-infrared thermal radiation while maximizing natural daylight transmission, supporting sustainable architectural design goals.
Operational longevity is powered by heavy-duty 304/316 stainless steel multi-point gear locking mechanisms, concealed friction hinges, and precision ball-bearing rollers engineered to effortlessly slide or fold panels weighing up to 450 kg per leaf with low rolling resistance.
Cresta's proprietary sill profile design incorporates hidden cascade drainage channels combined with non-return check valves. Under heavy storm conditions, wind pressure is equalized within the drainage chamber, forcing rainwater out naturally while blocking draft infiltration up to 600 Pa dynamic pressure.
A visual tour through our 18,000 m² modern manufacturing plant. Every production stage is executed with automated CNC equipment, strict tolerances, and rigorous quality inspection.
Customizing engineered window and door assemblies to pass strict local building codes across major export destinations.
Tested for wind load (AS4055), water penetration, and air infiltration. Glazing conforms to AS1288 safety human impact specs, guaranteeing smooth code sign-off for developers in Sydney, Melbourne, and Brisbane.
Thermal performance verified under NFRC criteria for U-factor and SHGC. Structural hurricane resistance complies with Florida Notice of Acceptance (NOA) high-velocity hurricane zone (HVHZ) requirements.
Fully CE-marked exterior doors and windows meeting European standards EN 14351-1 for load-bearing capacity, acoustic mitigation, and energy conservation under strict EU green building mandates.
From high-end residential estates to grand commercial atriums, Cresta architectural door and window systems fulfill specialized structural and aesthetic requirements.
Our ultra-slim frame aluminum bi-folding and heavy sliding door series create seamless indoor-outdoor transitions. Engineered thermal break profiles paired with double toughened Low-E glass prevent interior overheating while withstanding corrosive saline coastal air.
Cresta motorized remote-controlled skylights and panoramic fixed glass roof systems bring natural day-lighting into commercial corridors, hotel foyers, and residential attics while featuring integrated leak-proof EPDM seals and smart wind-rain sensor automation.
Combining solid wood cores with extruded aluminum outer framing, our acoustic aluminum-wood hybrid interior doors deliver up to 42 dB sound attenuation, ensuring private rest environments in luxury hotel suites and urban apartments.
Featuring heavy-gauge aluminum alloy paneling with polyurethane thermal core insulation, Cresta sectional garage doors offer automated remote access, high wind-resistance, and anti-pinch safety mechanics suitable for luxury double-car garages and light industrial bays.
Pioneering the next generation of intelligent, carbon-neutral, and ultra-durable architectural envelope technologies.
Integrating smart dynamic electrochromic glass within aluminum door panels, enabling users to adjust light transmittance and solar radiation via mobile app or building automation networks, eliminating the need for blinds.
Developing Building-Integrated Photovoltaics (BIPV) inside aluminum louvers and skylight frame extrusions, converting building envelopes into clean renewable electricity generators without sacrificing aesthetic clarity.
Incorporating thin-profile Vacuum Insulated Glass units that achieve U-values under 0.6 W/m²K—approaching the thermal insulation capacity of solid masonry walls while preserving ultra-slim aluminum sightlines.
Answers to essential technical, engineering, and international sourcing inquiries for project managers, wholesalers, and general contractors.
Discover our comprehensive collection of modern bifold patio doors, water-drainage louvres, vertical sliding motorized systems, and clad-wood interior interior doors.
OUNA American Thermal Break Aluminum BiFold Window for Exterior Garden and Patio Energy Efficient Design with Custom Sizes
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OUNA Ghana Project Engineering Double Tempered Glass Sliding Door Aluminum Window Waterproof Heat Insulation Other Windows
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OUNA Modern Design Exterior Aluminium Tempered Glass Folding Door Safe and Soundproof Bi-Folding Patio Door for Gardens
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OUNA Matching Double Garage Door Set Consistent Design for Two Car Garage Automatic Sectional Doors Custom Width Available
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OUNA Water Drainage Aluminum Louvre Profile Design Prevents Water Accumulation and Ensures Weather Resistance Outdoor
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OUNA Automatic Aluminum Windows Tempered Glass Electric Vertical Sliding Window Balcony Awning Windproof Netting Exteriors Mesh
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OUNA Eco Friendly Aluminum Clad Wood Door for Interior Use With Premium Finish Custom Color Available Factory Direct Price
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OUNA Whole House Aluminum Wood Interior Doors Custom Sizes and Colors for Consistent Home Style Living Room Bedroom
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