Black Aluminum Windows
Wellste—With over 20 years of experience in the window manufacturing industry.
Ethical production, attentive service, creating an ultimate experience for you
- OEM/ODM
- MOQ: as Low as 30sqm
- 25-Day Delivery
- Remote Technical Collaboration
- On-site Technical Support
- Own Factory: No Middlemen, No Price Markups
- Homeowner/Residential Contractor/Architect/Designer/Distributor/Dealer/Commercial/Non-Residential Builder
Black Aluminum Windows
- OEM/ODM
- MOQ: as Low as 30sqm
- 25-Day Delivery
- Remote Technical Collaboration
- On-site Technical Support
- Own Factory: No Middlemen, No Price Markups
Multiple Solutions
Commercial Projects
We provide high-end commercial windows (including fire-resistant, intelligent styles) plus aluminum casement options – built for large-span spaces, fire safety ，energy efficiency and so on.
Residential Projects
Wellste provides energy-saving windows (broken-bridge aluminum casement, aluminum-wood composite) & economical aluminum alloy casement – meets residence functional/aesthetic needs.
Special Projects
We offer safety protection windows (bullet-proof, explosion-proof, hurricane-proof) plus special-function windows (sound-proof, radiation-proof) – ideal for safety-focused spaces.They’re durable, customizable to your needs.
Hot-Sale Products
Aluminum Storm Window
- BushFire Rated: 60 min
- Acoustic Insulation: ≤42Db
- Air Permeability: ≤ 0.4m³/(m²h)
- Water Tightness: AP > 750Pa
- Wind Resistance: ≥4.5KPa
- Hot/Cold Resistance: U≤ 2.1W/m²K
Aluminum Clad Window
- Any Size Any Style
- Warranty Period: 10 years
- Wood: Russian larch/camphor pine , European pine,etc
- Glass: Double glass,Single glass, Laminated glass,etc
- Finish: Anodizing / Powder Coating
- Application Apartments/Malls/Commercial Buildings,etc
Wellste Hot-selling Series
Wellste-VillaE76 INSIDE/OUTSIDE SERIES
NFRC thermal performance certified to U-values as low as 0.2 and SHGC values as low as 0.22
AAMA Triple Performance Certification LC-PG50-A2Level
This series make fixed windows, tilt&turn windows, Casement windows, etc
For more information, please contact us now!
Wellste-S8520 INTERNAL OPEN SERIES
NFRC thermal performance certified to U-values as low as 0.21 and SHGC values as low as 0.23
AAMA Triple Performance Certification CW-PG60-A3Level
This series can make fixed windows, tilt&turn windows,etc
For more information, please contact us now!
Product Catalogue
Two Types of Surface Finish
anodized
- Meets AA15 standard
- Average film thickness ≥ 15 μm, local ≥ 12 μm
- Salt spray test: no corrosion after 1000 hours
Powder coated
- Compliant with AAMA 2605 standard and AS2047 standard
- 5-year color loss ≤ 6%
- Luster retention rate exceeds 90%
Wellste Professional Test
All products of Wellste have undergone various professional tests and meet various requirements such as sound insulation, corrosion resistance and rust prevention, and can adapt to various environments.
- Thermal Insulation: Uw < 1.3W/(m³ k)
- Acoustic Insulation: Rw+Ctr > 45dB
- Air Permeability: ql ≤ 0.45m³/(m*h)
- Water Tightness: AP > 750Pa
- Wind Resistance:4.5 ≤ P3 < 5.0KPa
Product Details
- Glue Corner Code
- EPDM Adhesive Tape
- HOPPE Handles&HAOTAO Harware
- 6060-T66 Aluminum Profile
- PA66 Nylon Heat Insulation Strips
- Vertical Isotherm
- Hide Window Sashes
Wellste Professional Test
- Thermal Insulation:Uw < 1.3W/(m3 k)
- Acoustic Insulation:Rw+Ctr > 45dB
- Air Permeability:ql ≤ 0.45m3 /(m*h)
- Water Tightness:AP > 750Pa
- Wind Resistance:4.5 ≤ P3 < 5.0KPa
6060-T66 Aluminum Profile
PA66 Nylon Thermal Insulation Strip
- Excellent thermal insulation performance
- High mechanical strength and stability
- Strong weathering and corrosion resistance
- High weatherability and corrosion resistance
- Environmental compliance
EPDM One-piece Ring-assembled Strip
- Excellent thermal insulation performance
- High mechanical strength and stability
- Strong weathering and corrosion resistance
- High weatherability and corrosion resistance
- Environmental compliance
Well-known brand Hardware&Handles
- Germany FSB handles
- Germany HOPPE handles
- SI hidden hardware
- Germany HAOTAO hardware
- Multiple choices Over 20 years of service life
20+ Years Experience
5000+Project Cases
20+ Professional Designers
20000m² Production Base
500+ Advanced Equipment
100,000 m²+ Annual Output
Multiple Authoritative Certificates
About Wellste
- With 20 years of aluminum window manufacturing experience.
- We’re a trusted exporter Serving over 50 countries including the United States, the Middle East and Australia.
- Our 20,000㎡ factory, staffed by 200 professionals, has delivered over 5000 cases.
- We hold key certifications: AAMA, NAMI, NFRC, CE, AS2047,ENERGY STAR,etc.
- We offer tailored solutions—Residential, Commercial, Impact Resistant—for buildings, villas, apartments, and offices.
20+ Years Experience
5000+Project Cases
20+ Professional Designers
20000m² Production Base
500+ Advanced Equipment
100,000 m²+ Annual Output
Multiple Authoritative Certificates
Wellste factory at a glance
Wellste factory at a glance
Voice of the World Exhibition
Wellste actively visits our customers every year and keeps making progress.
Voice of the World Exhibition
Wellste actively participates in trade shows around the world and visits our customers, we get closer to them and get more opportunities to present our windows.
2022
2023
2024
Quick, Custom Window Solutions
- Fill out our form to contact us
- After accurately understanding your needs, our professionals will provide you with a free quote
- Product production, assembly, quality inspection
- Packed and transported to the designated location
- 24/7 after-sales service
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