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Insulated Glass Manufacturer
If you are looking for an insulated glass manufacturer with state of the art design and excellent customer satisfaction, you should be happy because you are at the right place. We manufacture insulated glass that is tough and efficient. We produce world-class insulated glass for home or office needs. If you want to learn more about our insulated glass or how we operate, click on the get a quote button below to get started.
Your Insulated Glass Project
In the 1960s, insulated glass units, or IG units, were a popular choice for homeowners. With today’s escalating energy costs, insulated glass units are a realistic method to save money while keeping a steady, comfortable temperature in homes and offices. Insulated glass (IG) is a single unit made up of two or more sheets of glass separated by a spacer bar and sealed with one or more air holes in between. Double pane or double glazing glass is another name for it. Insulated glass is a development of existing window technology such as double-hung and storm windows.
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Marketing
When it comes to the marketing of our Insulated glass, we stand out from the rest as one of the best in the industry. Many people are now adopting the use of insulated glass in their homes because of its many benefits to homes and offices.

Management
We are professional in what we do and we will gladly take you by the hand and work with you on the management of our Insulated glass projects.

Investors
We attend to all our investors in a professional manner to ensure a smooth running process. We will work with all our investors to ensure that all your needs are met.
Insulated Glass Clients
Know More Your Insulated Glass With Us
IG units reduce the tendency of condensation to form on the room side of the glass. IG units also help to keep a consistent temperature in the home or office by reducing cold transmittance via windows. In the winter, IG units help to prevent heat loss, while in the summer, they help to prevent heat gain. Below are more details about our insulated glass.
Efficiency
Insulated glass is double- or triple-paned, preventing heat loss through infiltration, conduction, and convention. It also adjusts the temperature of the inner glass, reducing heat loss through radiation significantly.
Comfort
Insulated glass not only helps to maintain a more acceptable humidity level but also helps to keep the temperature uniform and comfortable indoors. This enhances indoor air quality and prevents skin, eye, and lung problems that can occur when humidity levels are too low or too high.
Quiet
Insulated glass, whether double- or triple-paned, considerably decreases outside noise. This is because there is a piece of air between the glass panels that stops noise from flowing through.
Insulated Glass Projects
Insulated glass reduces heat transfer, saving energy and improving comfort in your home or office. The energy savings can be significant, especially if you’re replacing old, inefficient single-pane windows with double-paned windows. Insulated glass is the ideal solution for your home or office, whether you’re looking for residential or commercial replacement windows.
Insulating glass is traditionally used in office buildings, Hospitals, Hotels, Houses and those buildings where a large amount of heating or cooling is required. In those places where humidity and temperature need to be controlled, Insulated glass is best suited for them.
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Quality of The Insulated Glass
1.Heat Preservation: excellent thermal insulation, more effective to reduce heat loss in winter.
2.Sound Resistance: provide good sound resistance up to 30 dB or more.
3.Prevent condensation: the insulating glass cavity is filled with dry air at a dew point lower than -40°C, so as to prevent condensation due to the temperature difference between indoor and outdoor.
4.Asethetic: insulating glass can incorporate reflective glass, laminated glass, ceramic frit glass and other glass types which gives good asethetic effects.
Insulated glass consists of two or more pieces of glass uniformly separated by dessicant filled aluminium spacer and the edge is sealed with high strength sealant.
It is suitable for office buildings, exhibition rooms, libraries and other public facilities and special buildings that require constant temperature and humidity such as computer rooms, precision instrument workshops, and chemical factories. In addition, it can also be used for sun protection and anti-dazzling places.
Thickness: 12~75mm
Sizes:Min.450*300mm max.3300*2140mm, produced as per request
Float insulated glass, Tempered insulated glass, Reflective insulated glass, LOW-E insulated glass
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Contact: Alice Xu ; WhatsApp: +86 18630393143; Mail: sales@longoglass.com
How Do We Make Insulated Glass
In every organization or company, there are certain processes that members have to follow in manufacturing or producing an item. We have outlined all the processes that our insulated Glass passes through before the final delivery of our glass.
1. Purchasing float glass
This is the first step to manufacturing your insulated glass. The required float glass needed for your project will be purchased at this stage.
2. The insulated glass making process
We will then go into the manufacturing phase at this stage, making sure we follow the guidelines and requirements received from you.
3. Incorporate the design
After the making has begun, we will then incorporate the design and model that you want us to produce specifically for you.
4. Quality control
Before we ship the insulated glass, we will ensure that the glass meets all the required standards and certifications before it is shipped.
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Click the button to leave your requirement for insulated glass, our glass specialist will reply within 1 workday.
About Company
Professional and Expert Insulated Glass Provider
We provide customers with high-quality insulated glass products based on your requirements. Our team of experienced engineers and our high-tech factory are well-equipped to provide you with all the insulated glass products you need for homes, offices, and other areas of application. Reach out to our team via email, phone, or request a quote to get all the answers you need for your insulated glass project.
Why Choose Us
Reason For Choosing Us
Over the years, we have had successful production and delivery processes, and we are proud to have worked with thousands of customers and delivered according to specifications. Below are more reasons why you should choose us for all your insulated glass needs.
Customizable
All of our glasses may be customized to your specifications. All you have to do is provide us with the specs, and our trusted and knowledgeable engineers will produce them.
Highly Professional
Each member of our staff and engineers has been well-trained and has all of the necessary certifications to deal with any problems that might arise in the production process.
High Order Fulfillment rate
We have always delivered to all of our customers on schedule. When you choose to work with us, there is no such thing as a delayed or unsuccessful project. We always make sure to deliver on schedule.
Estimated wholesale price
All your funds are safe with us, so you don’t have to worry about releasing your funds to us. We have outlined all the expenses that you will ensure while purchasing insulated glass from us.
Design Fee
We do not charge any fee for consultation of designs for any type of insulated glass.
Sample Product Fee
You will make a deposit of some funds for the production of the sample design. The fee is just minimal, so you need not worry.
Product Fee
This is the cost of production for your glass using the market price.
Shipping Fee
This is the fee you will pay for the shipping of the final products from our factory to your doorstep. We offer a seamless and stress-free delivery process.
30% T/T Fee
You are permitted to either make a full payment or pay 30% of the full payment for the whole product manufacturing.
70% Final Fee
You will have to complete your overall payment before the final delivery is made to your doorstep.
Estimated manufacturing and shipping times
We have a working system of delivery schedule in place, and we follow this schedule judiciously to ensure your glass gets to you on time and safely too.
Step 1.
Design and Manufacturing
We will design the glass to be manufactured first before we proceed with the manufacturing if the design meets all standards.
Step 2.
Packing the Crates for Delivery
When the manufacturing has been completed, we will then package the crates to ensure a smooth and safe delivery process.
Step 3.
Customs Clearance and Loading
At this stage, we will carry out all necessary customs clearing before your glass will be loaded for delivery.
Step 4.
International Delivery
This is the last stage of the manufacturing and delivery process. At this stage, you should be waiting to receive your insulated glass when it finally arrives at your location.
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No matter what kind of glass you want, based on our extensive experience, we can manufacture and supply it.
- Qinhuangdao Longo glass Technology Co., Ltd.
- No. 307, Taolinshanquan building, No. 210 Taishan Road, Economic and Technological Development Zone, Qinhuangdao, Hebei Province, China. 066000
- Alice Xu
- 86-18233593143
- sales@longoglass.com
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FAQ
Most frequent questions and answers
Insulated glass units (IGUs) help to keep heat from escaping through your glass doors and windows. The units are made up of two glass panes separated by an inert gas. The insulating layer made by the gas between the window panes diffuses heat.
Insulation glass is made using double-glazed glass. The most common type of glass is double glazing, which consists of two glass panes separated by an air gap and sealed at the edges. The design objective of double-pane glass is to prevent heat transfer while also delivering an aesthetic goal.
The majority of house and office windows feature what is known as an insulated glass unit. The insulated glass unit, often known as the IGU, can be tempered or annealed. You can check if your insulated glass is tempered by looking in the corners of the window. If it is tempered, the insulated glass unit will have the word “tempered” engraved into it.
Yes, insulated and tempered glass are different. Insulated glass is made up of two pieces of glass joined together by air in the middle. Tempered glass is a type of safety glass that is made from regular glass that has been heated to a high temperature in a tempering furnace.
In comparison to porcelain, it has a very high dielectric strength. It also has high resistance. It has a low thermal expansion coefficient. When compared to a porcelain insulator, they have a higher tensile strength.
Double or triple-pane (insulated) glass can be expected to last 10 to 20 years, with an average of around 15 years, until the seal surrounding the glass panes breaches and the inert gas escapes. When this happens, the window’s insulating capacity is lost.
A quick peek at your window may indicate whether it has a double-or triple-pane construction, depending on the illumination. Follow these methods to determine whether your windows are IGUs:
- Hold a match close to the glass and light it. Take care not to go too near.
- Take a look at your reflection in the glass.
- If you only see one reflection of the flame, you have single-pane glass, which suggests your window is not an IGU.
- If you see a double reflection, your window is an IGU with double-pane glass.
- A triple reflection indicates that you have triple-pane glass and that your window is an IGU.
In addition to preventing heat loss or gain, IGU windows have other advantages that go beyond energy efficiency. Windows with insulated glass provide:
- Increased comfort: no drafty windows and air leaks in the winter.
- Reduce sound transmission: homes or workplaces located near busy streets or with loud neighbors would benefit from insulated glass.
- Increase the strength: this will protect against winds.
- Energy efficient: Reduced heating and cooling costs.







