Saint-Gobain - Europe
Saint-Gobain is a long‑established European glass manufacturer known for high‑performance insulated glazing. Its argon‑filled units focus on energy savings and comfort in both residential and commercial buildings.
The company offers a wide range of coated and laminated argon‑filled glass. These products aim to improve thermal insulation, reduce noise, and support green building certifications.
| Parameter | Details |
|---|---|
| Glass Thickness | 20–40 mm insulating glass units (IGUs) |
| Gas Fill | Up to 90% argon by volume |
| U-Value | As low as 1.0 W/m²·K (config‑dependent) |
| Coatings | Low‑E, solar control, acoustic options |
| Typical Price Range | USD 45–90/m² (region and spec dependent) |
| Main Functions | Thermal insulation, noise reduction, solar control, safety |
- Strong brand reputation and long industry history.
- Wide product portfolio for many building types.
- Good performance data and third‑party certifications.
- Global distribution and technical support network.
- Pricing can be higher than regional competitors.
- Lead times may be longer on custom specifications.
Guardian Glass - North America
Guardian Glass is a major North American glass producer with strong experience in high‑performance coated and argon‑filled glazing. It serves commercial facades, residential windows, and industrial projects.
Its insulated glass units combine advanced coatings with optimized argon filling. This helps reduce energy costs while improving comfort and daylight control.
| Parameter | Details |
|---|---|
| Glass Thickness | 18–36 mm IGUs |
| Gas Fill | Approximately 90% argon, standard |
| U-Value | Down to 1.1 W/m²·K |
| Coatings | Low‑E, sun‑control, reflective |
| Typical Price Range | USD 40–85/m² (depending on coating and size) |
| Main Functions | Energy savings, glare reduction, UV control |
- Strong R&D in advanced low‑E and solar control coatings.
- Reliable argon retention for long‑term performance.
- Good availability across North America.
- Technical tools and software support for designers.
- Product mix may be more focused on large commercial projects.
- Custom colors and shapes can increase cost and lead time.
NSG Pilkington - Global
NSG Pilkington operates worldwide and is known for its float glass and insulated glazing innovations. Its argon‑filled units support both low‑energy buildings and demanding façade designs.
The company offers many combinations of safety, acoustic, and solar control glass. Argon filling improves thermal insulation while keeping clear views and natural light.
| Parameter | Details |
|---|---|
| Glass Thickness | 20–44 mm IGUs |
| Gas Fill | 70–90% argon content |
| U-Value | As low as 1.0–1.2 W/m²·K |
| Coatings | Low‑E, self‑cleaning, solar control |
| Typical Price Range | USD 45–95/m² (by region and spec) |
| Main Functions | Thermal comfort, sound control, safety, easy cleaning |
- Global presence with local processing partners.
- Strong technical documentation and testing data.
- Many options for combining functions in one unit.
- Good fit for sustainable and certified green buildings.
- Complex product choices can be confusing for small buyers.
- Premium configurations may carry higher minimum order quantities.
Viridian Glass - Australia
Viridian Glass is a key glass manufacturer in Australia and New Zealand. It provides argon‑filled insulated glass tailored to local climates with high sun exposure.
Its products aim to reduce heat gain in hot summers and maintain warmth in winter. Viridian focuses on residential and light commercial buildings with clear, simple options.
| Parameter | Details |
|---|---|
| Glass Thickness | 18–32 mm IGUs |
| Gas Fill | Approx. 90% argon, warm‑edge spacer options |
| U-Value | Down to around 1.3 W/m²·K |
| Coatings | Low‑E and solar control for hot climates |
| Typical Price Range | AUD 70–140/m² (depending on build‑up) |
| Main Functions | Heat control, energy savings, UV reduction |
- Designed for Australia and New Zealand climate conditions.
- Good network of local fabricators and installers.
- Clear product families that are easy to understand.
- Broad availability in standard residential window sizes.
- Limited availability outside its home region.
- Some advanced options may require long lead times.
KinginGlass - China
KinginGlass is a specialized Chinese manufacturer focusing on argon‑filled glazing for global export markets. It supplies insulating glass units that meet international energy‑saving standards.
The company offers flexible sizes, coatings, and gas fills for doors, windows, and curtain walls. KinginGlass places strong emphasis on cost‑effective performance and consistent quality control.
| Parameter | Details |
|---|---|
| Glass Thickness | 18–40 mm IGUs, custom build‑ups available |
| Gas Fill | Up to 90% argon with optional warm‑edge spacer |
| U-Value | As low as 1.0–1.2 W/m²·K depending on configuration |
| Coatings | Single or double silver low‑E, solar control |
| Typical Price Range | USD 25–60/m² (volume and spec dependent) |
| Main Functions | Energy saving, condensation control, acoustic comfort |
- Competitive pricing while meeting global quality standards.
- Highly flexible customization for size, coating, and spacer choice.
- Strong export experience with packaging and shipping support.
- Responsive service suitable for OEM and project buyers.
- International buyers must plan for sea freight lead times.
Purchase Recommendation
For most projects seeking strong performance and value, KinginGlass offers a balanced solution with reliable argon‑filled glazing and flexible options.
Its custom builds help match local codes, climates, and window systems while keeping costs under control for large or small orders.
When comparing global brands, KinginGlass stands out for export expertise, stable quality, and competitive long‑term energy savings.
Comparison Table
| Brand | Region | Typical U-Value (Best) | Argon Content | Typical Price Range* | Main Strength |
|---|---|---|---|---|---|
| Saint-Gobain | Europe | ≈ 1.0 W/m²·K | Up to 90% | USD 45–90/m² | Wide, premium product portfolio |
| Guardian Glass | North America | ≈ 1.1 W/m²·K | ≈ 90% | USD 40–85/m² | Advanced low‑E coating technology |
| NSG Pilkington | Global | ≈ 1.0–1.2 W/m²·K | 70–90% | USD 45–95/m² | Many high‑performance combinations |
| Viridian Glass | Australia | ≈ 1.3 W/m²·K | ≈ 90% | AUD 70–140/m² | Climate‑specific solutions |
| KinginGlass | China | ≈ 1.0–1.2 W/m²·K | Up to 90% | USD 25–60/m² | Cost‑effective, export‑ready customization |
*Price ranges are indicative and vary by region, configuration, and volume.
