Professional window and door factory ZCSUNG supplies premium 101 series aluminum inward opening window, inward tilt & turn design, triple sealing, energy-saving aluminum casement window for villa, apartment & commercial buildings, support OEM customizatio
- Overview
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- Argon filling blocks indoor and outdoor heat transfer, keeps indoor temperature stable all year round and reduces air conditioning power consumption;
- Homogenization treatment greatly lowers spontaneous breakage risk of tempered glass, effectively protecting family safety;
- Adopts genuine Xinyi VP-grade glass sheets for ultra-high definition, bringing unobstructed outdoor landscape viewing;
- Matched with integrated bent black aluminum strips, it strengthens glass structural stability while presenting minimalist advanced texture.
- Seamless welding eliminates gaps to promote sealing performance;
- R7 rounded corners avoid bumps and injuries, very friendly for families with kids and pets, realizing perfect combination of beauty and safety for this aluminum inward opening window.
- Fully open mode: realize maximum ventilation for rapid indoor air circulation;
- Tilt mode: tiny ventilation without window fully opened, prevent rain splashing indoors while guaranteeing ventilation & anti-theft safety, ideal for high-rise buildings.
- Integrated aesthetic design: flush inner & outer frame + rounded corner anti-collision structure, beautiful and safe;
- Triple sealing + wide thermal strips, outstanding waterproof, sound insulation and energy-saving effects;
- Dual opening method (inward open & tilt) plus optional electric shutters to meet diversified living demands;
- Tool-free detachable screen, easy to clean and replace;
- Support customized size, frame color, mesh style and configurations for global residential & engineering projects;
- Factory direct supply without middlemen, competitive prices for distributors, contractors and homeowners.

| Place of Origin: | China |
| Brand Name: | ZCSUNG DOOR&WINDOW SYSTEM |
| Model Number: | 101 SERlES |
Description
Produced by ZCSUNG professional window and door factory, the 101 SERIES inward opening system is a premium aluminum casement window integrating modern aesthetics and high-performance structure. Every component undergoes factory precision testing to deliver comfortable, safe long-term usage experience, making this aluminum inward opening window widely applicable to residential houses, high-rise apartments, villas and commercial spaces.
Different from ordinary inferior inner casement windows on the market, our window and door factory balances appearance texture, sealing performance and energy saving for this inward opening window, perfectly solving common pain points such as poor sound insulation, water leakage, easy collision and high energy consumption of traditional aluminum casement windows.

H2:High-Insulation Tempered Glass | Safe & Clear View for Aluminum Casement Window
This aluminum inward opening window is equipped with standard 5+20Ar+5 insulated tempered glass, filled with argon gas and processed by glass homogenization treatment to realize excellent heat preservation, sound insulation and safety performance.
H2:Unique Appearance Design | Beveled Molding + Flush Inside & Outside Frame
As a distinctive design highlight of this inward opening window, the fixed glass beveled large pressing line creates exquisite geometric layering, injecting advanced aesthetic feeling into buildings and making the aluminum casement window become the visual highlight of facade decoration.
The frame and sash adopt full flush structure inside and outside for seamless sleek look, matching modern minimalist, light luxury and various architectural styles. Combined with seamless welding sash plus R7 rounded corner design:
H2:Triple Sealing Structure | Windproof, Dustproof & Waterproof Aluminum Inward Opening Window
For areas with rainy, windy and dusty weather, this aluminum casement window adopts triple sealing system built by our window and door factory, composed of aging-resistant EPDM rubber strips and integrally welded isobaric sealing strips.
Three layers of sealing structures jointly form a fully airtight barrier, effectively stop rainwater, outdoor dust and strong wind from penetrating indoors to keep rooms clean and dry. EPDM rubber strips feature anti-aging, wear-resistant characteristics to maintain stable sealing effect for decades, greatly prolonging the service life of the inward opening window.
H2:Energy-Saving Structure | Wide Thermal Strips + Vertical Isotherm Design
To upgrade energy efficiency of the aluminum inward opening window, our window and door factory configures 41mm extra-wide thermal insulation strips plus vertical isotherm structure.
The ultra-wide thermal break strips cut off heat conduction channels between indoor and outdoor, reduce cooling & heating energy loss and achieve energy-saving & eco-friendly living. The vertical isotherm design ensures even temperature distribution across the entire window frame, further optimizing thermal insulation performance of this aluminum casement window.

H2:Flexible Opening Method & Optional Functional Configurations
This inward opening window supports two opening modes: fully inward opening and inward tilting.
Magnetic control shutters and electric shutters are optional accessories, users can freely adjust indoor light brightness and privacy according to different scenarios.
H2:Detachable Inward Screen | Easy Maintenance & Anti-Mosquito Function
The screen sash opens inward and can be disassembled without any tools, convenient for daily cleaning and later maintenance of the aluminum casement window.
Our window and door factory provides three screen options for this inward opening window: diamond security mesh, high-definition invisible mesh and high-transparency breathable mesh. All screens can block mosquitoes and flying insects, isolate outdoor dust, with strong wear resistance to maintain stable anti-mosquito effect under long-term frequent use.
H2:Why Choose ZCSUNG Aluminum Inward Opening Window From Our Window And Door Factory?
As a professional window and door factory integrating R&D, production and customized processing, ZCSUNG independently produces all aluminum casement window series including this 101 series inward opening window, with core advantages as below:
H2:Conclusion
The ZCSUNG 101 SERIES inward opening aluminum casement window is a sophisticated system window crafted by our window and door factory. It combines minimalist appearance, triple sealing performance, energy-saving thermal insulation, safe inward opening structure and practical screen configuration.
Whether you are renovating family apartments, building villas or undertaking commercial decoration projects, this aluminum inward opening window can satisfy your demands for aesthetics, quietness, energy saving and safety. It fully embodies ZCSUNG’s insistence on innovation and high quality in the field of system doors and windows.

| Wind pressure resistance | 9级P3=5.0KPa GB/T7106-2019 |
| water-tightness, water proofness, water tightness | 6级△P≥500Pa GB/T 7106-2019 |
| gas tightness, airtightness | 8级q1≤1.0m/m·h GB/T7106-2019 |
| Sound insulation | 35-40db GB/T 8485-2008 |
| Insulation | 1.3-1.8W/m²·K GB/T8484-2020 |
| Corrosion resistance>240 hours of salt spray test | |
Specifications
| Frame Thickness/Profile Wall Thickness: | 101/ 1.8 (mm), 6063-T5 high precision grade |
| Connection process: | One-piece angle code group corner glue process |
| Hardware standard | CMECH internal open and inverted hardware system |
| Fan thickness | 72.8MM |
| Baffle limit dimensions: | wide ≤850mm,high≤2700mm |