Triple Tempered Glazed Glass

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Triple Tempered Glazed Glass

Triple-glazed insulated glass, also known as a triple-pane insulating glass unit or triple-glazed IGU, consists of three glass panes separated by two sealed cavities. The cavities can be filled with dry air or inert gases such as argon or krypton to reduce heat transfer through the glazing.

Compared with standard double glazing, a properly designed triple-glazed unit can provide a lower U-value, improved indoor surface temperatures, and better resistance to condensation. Low-E coatings and warm-edge spacers can be added to further improve thermal performance.

Triple-glazed insulated glass is commonly used for energy-efficient windows, doors, façades, curtain walls, passive houses, and buildings in cold or temperature-variable climates. Tempered, laminated, low-iron, tinted, and coated glass can be incorporated according to the project’s safety, acoustic, solar-control, and energy-performance requirements.

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Hangzhou Reach Building’s Triple Tempered Glazed Glass features three tempered glass panes with argon/krypton-filled cavities. It boosts thermal insulation (U-value: 2.66-2.78 W/m²K), soundproofing (STC 40-50), and blocks 99% of UV rays, cutting energy costs for heating/cooling. Suitable for residences, offices, airports, and museums, it offers custom sizes (150×150mm to 12000×3600mm) and finishes (sandblasting, Low-E coatings). With 20+ years of expertise, we deliver tailored solutions for energy efficiency and sustainability.

Basic Parameters

Glass Thickness	3mm to 12mm
Spacer Width	6mm, 9mm, 12mm, 15mm
Gas Fill	argon, krypton
U-Value (Thermal Transmittance)	2.66-2.78 W/m²K
Solar Heat Gain Coefficient (SHGC)	0.24 to 0.68
Visible light transmittrance	51%-77%
Thermal Conductivity (U-value)	3.5 - 5.5 W/m²K
Sound Transmission Class (STC)	40-50
Maximum Size	12000mm x 3600mm (Custom sizes available)
Minimum Size	150mm x 150mm (Custom sizes available)
Delivery time	7days

Product Features

1. Improved Thermal Insulation

Triple-glazed insulated glass uses three glass panes and two sealed cavities to reduce heat transfer between indoor and outdoor environments. When properly configured, it can achieve a lower U-value than standard double glazing.

Thermal performance depends on the glass thickness, cavity width, Low-E coating, spacer system, gas fill, frame, and installation.

2. Energy-Efficient Glazing

The two cavities can be filled with dry air, argon, or krypton to reduce conductive and convective heat transfer. Low-E coatings can further limit heat loss in winter and solar heat gain in summer.

A suitable triple-glazed IGU can reduce heating and cooling demand, but actual energy savings depend on the complete window or façade system, building design, climate, and orientation.

3. Acoustic Insulation

The multiple panes and sealed cavities can help reduce external noise. Acoustic performance can be improved by using different pane thicknesses, varying cavity widths, or incorporating laminated acoustic glass.

Triple glazing alone is not automatically soundproof. The required configuration should be selected according to the target sound reduction rating and noise frequency.

4. UV-Control Options

Standard triple glazing does not necessarily block 99% of ultraviolet radiation. Higher UV protection can be achieved by adding laminated glass with a suitable interlayer or selecting an appropriate coating.

These configurations help reduce UV-related fading of furniture, flooring, fabrics, merchandise, and artwork.

5. Improved Condensation Resistance

The additional pane and cavity help maintain a warmer interior glass surface in cold conditions, reducing the likelihood of interior condensation compared with lower-performing glazing.

Condensation performance also depends on indoor humidity, outdoor temperature, spacer type, frame insulation, edge sealing, and installation quality.

6. Support for Sustainable Building Design

Triple-glazed insulated glass can help reduce operational energy demand when integrated into an efficient building envelope. Its thermal performance may contribute to energy-related requirements or credits under green building programs such as LEED.

LEED certification applies to the complete building project rather than to the glass product alone.

7. Custom Safety and Security Configurations

Triple glazing does not automatically provide enhanced security simply because it contains three panes. Tempered or laminated glass can be incorporated to meet safety, impact-resistance, post-breakage, or security requirements.

The complete glass build-up, framing, fixings, and installation must be designed and tested for the specified performance level.

8. Flexible Glass Configurations

Triple-glazed glass units can incorporate clear, low-iron, tempered, laminated, tinted, reflective, frosted, printed, or Low-E glass. Spacer widths, warm-edge systems, gas fills, pane thicknesses, shapes, and sizes can be customized according to architectural drawings and project performance requirements.

Residential Applications

Windows and Doors: Ideal for homes in cold or extreme climates, providing superior insulation and reducing energy consumption for heating or cooling.
Frequently used in patio doors, French doors, and sliding glass doors to enhance energy efficiency.
Soundproofing: Perfect for homes near airports, highways, or urban centers where noise reduction is crucial.
Energy-Efficient Homes: Helps homeowners meet energy efficiency standards and reduces carbon footprints by lowering heating and cooling demands.

Commercial Applications

Office Buildings: Used for large window panels and curtain walls to improve thermal performance and reduce energy costs in commercial spaces.
Hotels and Resorts: Enhances guest comfort by providing soundproof and thermally efficient windows and doors.
Retail Stores: Applied in storefronts to offer clear visibility and maintain consistent indoor temperatures, lowering energy costs.
Educational Institutions: Improves learning environments by reducing external noise and maintaining optimal indoor conditions.

Public Infrastructure

Airports and Train Stations: Ideal for large-scale glazing in terminals, offering thermal efficiency and reducing noise pollution.
Museums and Libraries: Used for display areas, partitions, and windows to maintain controlled indoor environments and reduce energy consumption.
Healthcare Facilities: Maintains a quiet, thermally regulated environment for patient comfort in hospitals and clinics

Decorative and Aesthetic Applications

High-End Residences: Combines energy efficiency with sleek designs for premium homes.
Hotels and Restaurants: Provides expansive views while maintaining indoor comfort and controlling energy usage.
Custom Installations: Used in bespoke architectural projects requiring unique glass designs, including curved or tinted triple glazed glass.

Industrial Applications

Factories and Warehouses: Helps maintain consistent indoor temperatures, reducing energy costs for heating or cooling.
Research and Laboratories: Offers controlled environments by providing insulation and noise reduction.

Surface Treatments

Edge Treatment: Flat edge, rounded edge, or beveled edge

The available options for edge treatment include a flat edge, which presents a smooth and straight edge profile. A rounded edge offers a softer, more rounded appearance, adding a touch of elegance and comfort. There's also the beveled edge, which features a sloped or angled edge, providing a unique and stylish look.

Sandblasting: Can be sandblasted for decorative finishes

This process can be employed to achieve decorative finishes. Sandblasting involves propelling abrasive materials against the surface, creating various textures and visual effects that enhance the aesthetic appeal of the product.

Brushed Finish: Available for a matte surface texture

For those desiring a matte surface texture, a brushed finish is available. The brushed finish imparts a smooth, non - reflective surface with fine, parallel lines, giving it a sophisticated and understated look.

Coatings: UV protection, anti-reflective, or other coatings available upon request

A range of coatings can be provided. UV protection coatings safeguard the material from the harmful effects of ultraviolet rays, such as fading and degradation. Anti - reflective coatings reduce glare, making it easier to view the object or surface clearly. Additionally, other coatings are available upon request, tailored to specific requirements like scratch - resistance, moisture - resistance, etc.

Packaging: used wooden boxes or cases, the cases should be easy loading, unloading and transportation. Each case needs to be packed with stuff of the same thickness and size.

What’s the main difference between this triple glazed glass and double tempered glazed glass?

It has an extra glass pane and insulating cavity, providing 30%-50% better thermal insulation (lower U-value) and stronger soundproofing (STC 40-50 vs. ~35 for double glazing), plus enhanced condensation resistance.

Can the triple tempered glazed glass be customized in size and surface treatment?

Yes. Custom sizes range from 150mm×150mm (minimum) to 12000mm×3600mm (maximum). Surface treatments like sandblasting, brushed finish, UV-protective coatings, or anti-reflective coatings are also available.

How energy-efficient is it, and can it reduce energy costs?

Its low U-value (2.66-2.78 W/m²K) minimizes winter heat loss and summer heat gain. It helps lower annual heating/cooling costs by 20%-30% and qualifies for green certifications like LEED.

What’s the typical delivery time for this product?

Standard orders are delivered in 7 days. For large-scale or highly customized orders (e.g., special coatings, curved shapes), delivery time may be adjusted based on production requirements.