What is insulated glass and how does it work?

Insulated glass (IG) consists of two or more glass panes sealed together with a spacer and a layer of air or gas (such as argon or krypton) in between. This sealed cavity acts as a thermal barrier, reducing heat transfer between the inside and outside of a building, which improves energy efficiency and comfort.

What is the difference between double glazing and insulated glass?

Double glazing refers specifically to an insulating glass unit made with two panes of glass. Insulated glass is a broader term that can include double glazing as well as triple glazing (three panes). Both provide thermal and acoustic insulation, but triple glazing offers even better performance.

How long does insulated glass last, and does it require maintenance?

A high-quality insulated glass unit typically lasts 15 to 25 years. Under normal conditions, it requires no maintenance on the inside. However, if the hermetic seal fails, fogging or condensation may appear between the panes, indicating that the unit should be replaced. Cleaning is only needed on the outer glass surfaces.

Custom Sized Double Glazed Units /Double Glazing Insulated Glazing Argon-Filled Insulated Glass

Name: Custom Sized Double Glazed Units /Double Glazing Insulated Glazing Argon-Filled Insulated Glass
Brand: Qingdao Weco Industry Co., Ltd
SKU: 2162435702

Shandong, ChinaQingdao Weco Industry Co., Ltd

US$3.00

1,000 Square Meters

Sample price:US$0.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

Yes

Model NO.

WECOInsulated007

Type

Float Glass

Shape

Flat

Structure

Hollow

Glass Thickness

3-19mm

Air Cavity Depth

6-20mm

Moh's Hardness

Energy Transfer

Radiation

Deep Processing Depth

Hollow Glass

Color

Clear

Usage

Furniture, Door, Building, Window

MOQ

1X20gp

Delivery Time

Within 10 Working Days After The Received Deposit

Certificate

ISO, CE, SGS, BV

Weight/20 Gp

About 25 Tons

Customize Sizes

Size

Customized Sizes Are Available.

Shape.

Flat

After-Sales Service.

Within 15days After Received Cargos

Surface Treatment

Chrome

Style.

Modern

Transport Package

Strong Wooden Cases with Paper Interlayer

Specification

Based on Customer's Requirement

Trademark

Weco

Origin

China

HS Code

70071190

Production Capacity

15containers/Day

Key features

Customizable Sizes: Accept customized sizes with max dimensions up to 3000mm x 8000mm based on requirements.

Multiple Glass Types: Available in Float, Low-E, Tempered, Laminated, Tinted, and Solar glass options.

Superior Insulation: Reduces heat transfer and noise with Argon/Krypton gas fill and Low-E coating.

Diverse Color Options: Offering Clear, White, Bronze, Blue, Gray, Green, and Golden tints.

Robust Sealing System: Dual seal system with Butyl and Polysulfide ensures gas retention and moisture resistance.

Wide Thickness Range: Glass thickness available from 3mm to 19mm for various applications.

International Certifications: Certified by ISO, CE, SGS, and BV for quality and safety compliance.

Fast Delivery: Delivery within 10 working days after receiving deposit.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityCustomization from Samples

Qingdao Weco Industry Co., Ltd

Shandong, China

Business Type: Manufacturer/Factory, Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc.Export Year: 2010-03-28Nearest Port: Qingdao, Tianjin, DalianAverage Response Time: ≤1.17h

AI-Powered supplier vetting

SummaryThe supplier appears to be a glass manufacturer and exporter with over 10 years of manufacturing and export experience, stated production capacity for float, laminated, and bathroom mirror glass, and broad customization options. It reports inventory capability, lead times within 15 working days in both peak and off-season, and prompt after-sales support. However, it is not identified as a professional technical supplier, does not provide 3D software design, has no written corrective/preventive-action procedures or records, reports zero quality-control test equipment, and has unknown quality assurance and traceability status. No overseas branches, agents, warehouses, showrooms, or offline trade-show participation are reported. Financial figures are excluded from this assessment.

Supplier typeThe supplier is presented as a glass manufacturing and exporting business, with stated experience in glass manufacturing and exporting and a business scope covering daily, technical, fiber, building, and related glass products. It is explicitly not classified as a professional technical supplier.

After-Sales capabilityThe supplier states that its sales professionals provide prompt after-sales service and support, and it reports inventory capability and lead times within 15 working days in both peak and off-season. However, it has no written corrective and preventive-action procedures or records, and its complaint-handling capability is listed only as “Others,” limiting evidence of a formal service system.

R&D capabilityThe supplier is explicitly not a professional technical supplier and does not provide 3D software design services. It reports one R&D engineer, while quality assurance and traceability statuses are unknown, indicating limited documented evidence of technical innovation capability.

Production capacityThe supplier reports annual capacities of 500,000 tons of float glass, 100,000 tons of laminated glass, and 50,000 tons of bathroom mirror, plus inventory capability and stated lead times within 15 working days. These explicit capacity and fulfillment claims support a production advantage, although outsourcing-control procedures are unknown.

Customization capabilityThe supplier explicitly offers full, minor, and flexible customization, including customization from designs and samples. This directly supports broad customization capability despite the absence of 3D software design services.

Product Q&A

Q:What kind of glass do you have?

Float glass, Tinted glass, Reflective glass, Laminated glass, Tempered glass, Low-E glass, Acid etched glass, Solar glass, Automotive glass, Patterned glass, and all kinds of Mirrors, like Silver mirror, Aluminium mirror, Bathroom mirror, Smart mirror, antique mirror etc.

Q:How to get a quotation?

We need to get specific details, such as size, color, thickness, quantity, etc.

Q:What the your glass package ? Are they safe ?

All the glass are well packaged with sea worthy wooden case with powder interlayer . Every single crate is fixed by the iron belt .And we send the loading pictures for you after we loading .

Q:What is your payment term ?

TT,LC

Q:What is your minimum order quantity?

Our MOQ is 1*20 feet container.Products of different sizes and specifications could be mixed in one container.