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PVC/UPVC Windows

Your Professional PVC/UPVC Windows Supplier

 

We are committed to creating better living and commercial spaces through innovative aluminum window and door systems.


With over 19 years of experience, SGL integrates R&D, design, manufacturing, and installation, providing high-end, customized solutions to partners worldwide.

 

 
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Why choose us

 

 

Quality Assurance

Our production process incorporates rigorous quality control. From raw material inspection to in-process testing and finished product inspection, all products undergo three stages—initial inspection, sampling inspection, and final inspection—to ensure the highest quality.

 

Markets

Our products have gained international recognition and are exported to major global markets, including the United States, Canada, Germany, Russia, Saudi Arabia, Singapore, and Vietnam, fully complying with local standards.

 

Customization Solutions

As a direct manufacturer, we offer highly competitive prices and flexible customization options to meet diverse project needs.

 

 

product Parameter (specification)

 

Brand Name

SGL

Material

Upvc double glass windows

Features

Double glazed, water proof, noise proof

Place of Origin

Shaanxi, China

OEM and ODM

Yes

Warranty

10 years

After-Sales Service

Onsite Inspection, Online technical

Advantage

Manufacturer with decades

 

Benefits Of uPVC Windows

 

 

Energy efficiency: UPVC windows are energy efficient, meaning that the material the frame is made of won’t transfer heat and cold. Heat loss is reduced during winter and heat gain is reduced in Summer, so less energy is used to heat and cool a home.


Low maintenance: UPVC windows are extremely low maintenance because they do not need painting, sealing or varnishing and are easy to clean.


Durable: Choosing uPVC windows means you have a more durable window material,resistant to corrosion, warping, fading and rotting. Unlike traditional materials like timber, uPVC is not affected by extreme weather conditions. Good quality uPVC windows have a lifespan of about 20 years.


Eco friendly and sustainable: UPVC windows are both eco friendly and sustainable. The material is recyclable, and energy efficient. The production of uPVC windows requires less energy to make than other materials like timber or aluminium so the overall energy consumption is less. uPVC can be recycled and repurposed into new windows with different designs. Most of the current uPVC windows are made up of 40% recycled uPVC materials.


Cost effective: UPVC is one of the most cost effective window materials, particularly in comparison to timber frames. It costs less to produce and so is more affordable for window specialists to purchase. The energy efficiency properties also help save money on energy bills.


Noise reduction: UPVC is an excellent material for noise reduction. It reduces outside noise by up to 40dB. This occurs because the unplasticised polyvinyl chloride material is con-conductive which causes a reduction in noise transmission.


Weather resistance: UPVC is resistant to UV, heat and water which means it will not fade, rust, crack if subjected to weather extremes.


Design variety: UPVC windows come in many different styles, from fixed, sliding, tilt and turn, to bay window, casement and awning. There are uPVC windows to suit every style and taste, colour, shape and size.

 

Feature

UPVC

PVC

Composition

Does not contain plasticisers.

Contains plasticisers.

Application

Used in products requiring rigidity like windows and door frames.

Used in flexible products like wire insulation and clothing.

Cost

Initially costly.

Initially affordable.

Durability

Lasts longer (up to 35 years).

Less durable and can break easily.

Temperature Tolerance

Up to 60°C.

Up to 60°C.

Maintenance

Less maintenance required.

More maintenance than uPVC.

 

UPVC Double Glass Windows

 

Product Performance

1.Insulation performance: Level 6, 2.5≤K<3.0W(m2*K)


2.Wind pressure performance: Level 4, 2500≤P<3000Pa


3.Watertight performance: Level 5, 500Pa≤AP<700Pa


4.Airtight performance: Level 8, q1≤0.5m*(m*h)q2 ≤ 1.5m'(m*h)


5.Sound insulation: Level 2, 25dB ≤Rm+Ctr<30dB

 

 

UPVC door and window glass type

Type:Tempered,Insulated,Laminated,Low-e,Float,Reflective,Bullet-proof,etc.

 

Layer:Single / Double / Triplex Glasses for reducing summer heat load and winter heat loss.

 

Color:Clear(Transparent),Frosted,Grey,Blown,Green,Blue,etc.

 

Thickness:4mm,5mm,6mm,8mm,10mm,12mm,15mm,19mm.

 

Insulated Glass Spacer:6A,9A,12A,15A,16A.

 

Standard Insulated Glass:5mm+9A/12A+5mm,6mm+9A/12A+6mm with argon gas filled inside.

 

Standard Laminated Glass:5mm+0.38PVB+5mm,5mm+0.76PVB+5mm.

 

Quality Standard:European standard CE,Australian standard AS2208,Chinese standard CCC.

UPVC French Windows

 

Quality Assurance

 

 

Products have multi-link testing and inspection reports to ensure product quality. Professional communication, design, customization, production, and professional matching customer solutions.

 

Free Design

 

 

With our own expertise, we provide cost-free design development and contract documents with CAD and BIM drawings including elevations, project details and installation assistance. Before production, we will provide accurate sample drawings, clearly showing the cross-sectional pattern, size, opening method and direction, warm partition pattern, and installation nodes. We will not go into production until you sign off to ensure that the final product you receive meets the exact requirements of your project.

 

 
Order Communication Process For Doors And Windows
 
01/

Send Your Needs
You need to send your requirements (sizes, drawings, budget, style, ideas,etc) to the account manager.

02/

Product Quotation
The KA Manager makes quotations, contracts andservice lists according to your needs.

03/

Confirm Order
The KA Manager sends the contract and drawings to you forconfirmation, which must be signed and send back.

04/

Order Production
Order with suitable plan and production, and update the key process to you accordingly.

05/

Quality Inspection
The quality inspector sends out drawings, videos and quality inspection reports;
The quality inspector/company/representative you designate;
The agreed third party has international credibility quality inspection.

06/

Packaging And Transportation
Installation method: Pre-installation, disassembly and assembly,transportation
Transportation: We arrange transportation, you specify the freight forwarder to arrange

 

UPVC Sash Windows

 

Door and window packaging

Use air blow gun and thinner to clean products surface.

 

Use Air bubble film / PE film / EPE foam to wrap products against sea water corrosion.

 

Use craft paper / corrugated paper to protect product four corners.

 

Load FCL Packing products into container directly.

 

(Note:Use container lashing belt to fasten FCL packing irregular goods.)

 

Load LCL Packing products into plywood cases / iron pallets with packing belt,then into container.(FCL:full container load;LCL:less than a container load)

 

Our Certificate

 

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FAQ

 

Q: Are you trading company or manufacturer ?

A: We are manufacturer, we have one of the largest OEM factory in China's building materials industry.

Q: What are the main materials of your doors and Windows?

A: At present, our doors and Windows mainly use high-performance UPVC profiles/broken bridge aluminum profiles, standard hollow tempered white glass, low-e glass, using imported hardware accessories or Chinese top brand hardware.

Q: What's your policy for samples?

A: We can provide free samples as your request, please contact us to talk about the specific policy.

Q: What can you do for me if the windows were damaged when I open the container ?

A: If the windows were damaged when you received,Please send us photo and we will replace you new one freely.

Q: What's your payment term?

A: 30% T/T in advance ,balance before shipment. We accept 30% deposit by T/T before mass production, the balance paid before loading(L/C at sight is available)

Shaanxi SGL Doors&Windows Technology Co., Ltd. is one of the most professional pvc/upvc windows manufacturers and suppliers in China, specialized in providing high quality customized service. We warmly welcome you to wholesale high-grade pvc/upvc windows for sale here from our factory. Contact us for quotation. pvc upvc windows, UPVC French Windows, UPVC Sash Windows

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