China Wholesale Aluminum Stacking Doors Manufacturers & Factory

Architectural-Grade Thermal Break Stacking Systems, Hurricane Impact Resistance & Precision OEM/ODM Solutions for Global Commercial and Luxury Residential Developments

Featured Commercial & Residential Collections

Engineered for high structural load capacities, maximum glass sightlines, and superior climate control.

OUNA Custom Size Aluminum Double Door
OUNA Custom Size Aluminum Double Door with Grid Design Soundproof Glass Door for Residential Entrance
View Product Details
OUNA Residential Europe Aluminum Villa Security Doors
OUNA Residential Europe Aluminum Villa Security Doors for Exterior Front Entry Modern Main House Doors
View Product Details
OUNA Windproof Double Glazed Aluminium Windows
OUNA Windproof Double Glazed Aluminium Windows Hurricane Impact Proof Low-E Glass Aluminum Sliding Window With Mosquito Net
View Product Details
OUNA Sliding Window Hurricane Impact Proof
OUNA Sliding Window Hurricane Impact Proof Aluminum Energy Efficient NFRC AS2047 Glass Double Glass Aluminum Window
View Product Details
OUNA Hurricane Proof Aluminum Double Glass Casement Window
OUNA Hurricane Proof Aluminum Double Glass Casement Window Triple Glaze Tilt Turn or Awning Swing Windows for House with Screen
View Product Details
OUNA NFRC House Hurricane Proof Impact Glass Window
OUNA NFRC House Hurricane Proof Impact Glass Window Replacement Aluminum Resistant Storm Horizontal Sliding Windows
View Product Details
OUNA Aluminum Folding Window
OUNA Aluminum Folding Window with Smooth Vertical Opening System for Villas Hotels and Houses Double Glazed Soundproof
View Product Details
OUNA Slim Frame Aluminum Skylight
OUNA Brighten Your Stairwell with a Slim Frame Aluminum Skylight Brings Sunlight Into the Heart of Your Home Day and Night
View Product Details

Manufacturing Excellence & Global Supply Chain Capacity

Delivering high-performance architectural fenestration solutions backed by rigorous engineering and automated production infrastructure.

Registered in 2017, Ningbo Novax Building Materials Co., Ltd. covers an expansive production footprint of 40,000 square meters. Rooted in 9 years of specialized industry experience and 6 years of global export experience, the company achieves an annual export value of $30 million. Our key export markets encompass North America, the Caribbean, and South America, focusing on coastal commercial projects, hardware importers, and residential developers.

Product quality is maintained by 60 QC personnel executing rigorous structural load testing and hurricane impact resistance checks. Backed by strategic partnerships with 1,100 material suppliers, Novax delivers extensive customization options including heavy-duty thermal break profiles, anodized surface finishes, and smart home sensor integration. Driven by 72 R&D engineers, we brought 85 new innovative window and door models to market last year.

40,000 m²
Production Footprint
$30M+
Annual Export Volume
60 QC
Quality Engineers
72 R&D
Design Specialists

Macro Industry Solutions: Engineering Aluminum Stacking Doors

Structural integrity, thermal breaks, and fluid transition design for grand architectural openings.

Polyamide Thermal Barrier Technology

Modern architectural projects demand strict thermal performance to comply with LEED, NFRC, and Title 24 standards. Our aluminum stacking doors utilize high-density PA66 GF25 (25% glass fiber reinforced polyamide) thermal break strips. This mechanical separation within the extruded 6063-T6 aluminum profile reduces U-factors down to 0.28 BTU/h·ft²·°F, eliminating thermal bridging between interior and exterior spaces.

Structural Wind & Impact Engineering

Designed for coastal regions prone to severe weather and tropical storms, Novax aluminum stacking doors are engineered to withstand extreme dynamic wind loads up to Design Pressure (DP) 90. Featuring heavy-wall extrusions (up to 3.0mm structural wall thickness), reinforced interlocking mullions, and hurricane-rated PVB/SGP laminated safety glass, our systems resist wind-borne debris impact in compliance with ASTM E1886/E1996 and AS2047 codes.

Acoustic Attenuation & Weather Sealing

By employing continuous EPDM (Ethylene Propylene Diene Monomer) gasket systems combined with multi-point stainless steel locking hardware, our stacking door systems achieve sound transmission class (STC) ratings up to 42 dB. Water penetration is prevented through staggered drainage cascades and concealed sill track weep systems that evacuate rainwater efficiently under torrential downpours.

Architectural Note: Multi-panel stacking doors require precise weight redistribution along stainless steel bottom rollers. Novax heavy-duty carriage rollers utilize sealed ceramic bearings rated for panel loads up to 400kg (880 lbs) per sash, providing effortless glide motion across multi-track configurations.

Global Commercial & Industrial Adoption Matrix

How wholesale aluminum stacking door systems are transforming international real estate and hospitality infrastructure.

The global demand for wide-span architectural glazing has accelerated rapidly across North America, Australia, the Middle East, and Latin America. Developers are replacing traditional fixed fenestration with multi-track aluminum stacking doors to maximize indoor-outdoor living spaces, improve natural daylighting, and increase real estate asset valuations.

As a leading Chinese wholesale manufacturer, Ningbo Novax provides localized engineering compliance across international regions:

North America (USA & Canada)

Compliance with NFRC energy rating systems, AAMA testing standards, and Florida Building Code High-Velocity Hurricane Zone (HVHZ) requirements. Our thermal break stacking doors utilize Low-E Argon double-glazed glass units tailored for thermal efficiency in northern zones and solar control in southern regions.

Australia & Oceania

Fully compliant with AS2047 (Windows and External Glazed Doors in Buildings) and AS1288 (Glass in Buildings). Engineered to withstand extreme atmospheric corrosion, UV exposure, and bushfire-prone zones (BAL-40 rating available with toughened glass and stainless mesh accessories).

Caribbean & South America

Focused heavily on coastal resorts, high-end residential estates, and commercial storefronts. Built with marine-grade 25-micron fluorocarbon (PVDF) spray coatings that prevent salt-spray degradation and structural degradation in tropical environments.

Manufacturing Workflow & Advanced Machinery Infrastructure

Inside Novax's 40,000m² manufacturing facility: 15 specialized processing stages execution.

Raw Materials Inspection Raw Materials Storage
Cutting Machine Precision Cutting Machine
Cutting 1 Stage Profile Cutting Stage 1
Cutting 2 Stage Profile Cutting Stage 2
Sawing Processing Center Sawing Processing Center
Drilling Stage CNC Drilling Stage
Drilling Machine Automated Drilling Machine
Stamping Machine Hardware Stamping Machine
Assembling Line Frame & Corner Assembling
Glass Cleaning Glass Cleaning Inspection
Glass Cleaning Machine Glass Cleaning Machine
Debugging Stage System Track Debugging
Quality Debugging Process Hardware Debugging
Debugging Equipment Testing QC Debugging Equipment
Export Packing Stage Export Wooden Case Packing
Warehousing Facility Finished Warehousing

Localized Application Scenarios & Architectural Integration

Versatile engineering solutions configured for demanding commercial and high-end residential applications.

1. Ultra-Luxury Villa Patios

Multi-track sliding and stacking doors engineered with flush recessed sills create seamless transitions between interior living rooms and outdoor infinity pools. Available in 3-panel, 4-panel, and 6-panel bi-directional configurations with integrated insect screen tracks.

2. Hospitality & Resort Ballrooms

Heavy-duty stacking doors designed for wide spans up to 18 meters. High load-bearing bottom rollers ensure silent operation, while acoustic laminated glass isolates grand event spaces from outdoor background noise when closed.

3. Commercial Storefronts & Automotive Showrooms

Slim frame sightlines maximize product visibility from the exterior. Reinforced structural corner joints allow high-frequency daily operation while accepting smart sensor automated locking systems.

Technology Roadmap & Future Innovations (2025–2030)

Pioneering smart fenestration technologies, ultra-slim ergonomics, and sustainable metallurgy.

Smart Sensor Integration

Novax R&D is deploying motorized auto-stacking systems equipped with rain sensors, wind velocity detectors, and smart home IoT synchronization (Zigbee / Matter protocol). Homeowners can operate massive stacking doors via voice command or mobile applications.

Zero-Threshold Drainage

Next-generation stacking sills feature completely flush, barrier-free sub-floor drainage trenches engineered to clear 150mm of rainfall per hour while maintaining zero stepover height for ADA accessibility.

Electrochromic & Solar PV Glass

Integrating dynamic tinting smart glass that shifts light transmittance based on solar intensity, alongside building-integrated photovoltaics (BIPV) embedded into door frames to generate localized clean energy.

B2B Wholesale Procurement Specifications

Comprehensive custom parameters available for global importers, distributors, and general contractors.

Aluminum Extrusion Profiles

Alloy: 6063-T5 / 6063-T6 Architectural Grade
Wall Thickness: 1.6mm to 3.0mm heavy-duty structural profiles
Thermal Break: Imported PA66 GF25 Polyamide Strips
Surface Finishes: AkzoNobel Powder Coating, PVDF Fluorocarbon, Anodizing (15-25µm), Italian 3D Wood Grain Heat Transfer

Glazing Configurations

Type: Double / Triple Glazed Tempered Safety Glass
Thickness: 5mm+12Ar+5mm, 6mm+16Ar+6mm, 8mm+20Ar+8mm
Special Options: Low-E Coating, Solar Control Tint, Hurricane Impact Laminated Glass (PVB/SGP interlayers), Smart Electrochromic Glass

Hardware & Locking Systems

Brand Partners: German Siegenia, HOPPE, GU, Krauss, or Heavy-Duty Novax Custom Hardware
Locking Mechanism: Multi-Point Security Locks with Anti-Pry Hooks
Roller Systems: Heavy-duty dual stainless steel carriage wheels rated for 400kg/panel

Frequently Asked Questions (B2B Sourcing Guide)

Key information for international buyers, sourcing managers, and project engineers.

What is the difference between sliding doors and stacking doors?
While traditional sliding doors usually feature two tracks where panels slide past each other, aluminum stacking doors utilize multi-track systems (3-track, 4-track, or more). This allows multiple panels to slide and neatly stack behind a single fixed pane or inside a wall pocket, opening up to 75-80% of the entire wall span compared to only 50% with standard 2-track sliders.
Are Novax aluminum stacking doors hurricane and impact certified?
Yes. Novax manufactures specific hurricane-rated stacking door lines equipped with SGP/PVB laminated impact glass, heavy-duty wall profiles (up to 3.0mm), and internal structural reinforcement steel bars. Our products are tested against ASTM E1886/E1996 and AS2047 standards for high-velocity hurricane zones (HVHZ).
What is your Minimum Order Quantity (MOQ) and wholesale lead time?
Our flexible production scaling accommodates both project-based orders and container-load wholesale shipments. Standard MOQ is 20 square meters or 1 full container for custom wholesale orders. Standard manufacturing lead time is 25–35 days from technical CAD drawing approval and deposit receipt.
How do you ensure product quality across large-scale export orders?
Novax operates a dedicated 60-person Quality Control team executing 100% pre-shipment trial assembly and debugging. Every window and door assembly undergoes structural load checks, water tightness testing, and hardware smooth-gliding validation before being packed into fully enclosed export-grade fumigated wooden crates.
Do you provide CAD engineering support and custom size fabrication?
Absolutly. Our team of 72 R&D engineers provides complete shop drawing preparation, structural wind load calculations, and tailored profile extrusions based on architectural blueprints for project developers, hardware importers, and commercial builders.

Explore Complete Fenestration Portfolio

Discover our full range of certified casement, sliding, skylight, and villa door systems.

OUNA Smart Home Aluminum Skylight
OUNA Smart Home Living Aluminum Skylight Automatically Adjusts to Weather and Time for Perfect Indoor Climate and Light
View Product Details
OUNA Customized Aluminum Sliding Window
OUNA Customized Aluminum Sliding Window Double Tempered Glass Thermal Break Energy Efficient Soundproof NFRC AS2047 Certified
View Product Details
OUNA Contemporary Aluminum Patio Sliding Door
OUNA Contemporary Aluminum Low E Double Glazed Tempered Glass Patio Sliding Door Hurricane Resistant Sliding Patio Doors
View Product Details
OUNA USA Project Villa Window Door
OUNA Usa Project Villa As2047 Certified Aluminum Window Door Tempered Glass Heat Insulation Hurricane Impact Proof Other Windows
View Product Details
OUNA Customized Office Entrance Doors
OUNA Customized Office Entrance Doors Windproof Aluminum Frame Store Front Doors Glass Doors for Business Door
View Product Details
OUNA Modern Aluminum Exterior Doors
OUNA Modern Aluminum Exterior Doors for Houses Exterior Entry Doors Exterior Security Doors CE ISO NFRC Certified
View Product Details
Australian Standard AS2047 Windows and Doors
OUNA New Arrival Australian Standard AS2047 Customized Tempered Clear Glass windows and Doors Design Louvers Aluminium windows
View Product Details
OUNA NFRC Thermal Break Double Glass Casement Window
OUNA NFRC Thermal Break Double Glass Energy Efficient Swing Aluminum Casement windows for House Villa Tilt and Turn Window
View Product Details