The 70-minute fire-resistant glass door is widely ed for modern construction projects as it ensures safety while maintaining high aesthetic value. Let us join Adamco Construction and Investment Joint Stock Company in exploring 70-minute fire-resistant glass, its structure, and customer feedback from completed fire-rated door installations.
What is 70-minute fire-resistant glass?
70-minute fire-resistant glass is a modern architectural glazing product suitable for construction works, designed to ensure user safety in all life situations. Compared with conventional glass, fire-resistant glass offers a significantly longer fire-resistance duration in the event of a fire.
What is a 70-minute fire-resistant glass door?
A 70-minute fire-resistant glass door is a fire-rated door that meets the required standards with fire integrity E = 60 minutes and thermal insulation I = 70 minutes. Fire-resistant glass doors are applied in fire protection systems for civil and industrial buildings such as high-rise buildings, factories, hotels, railway stations, schools, and hospitals.
The installation of fire-resistant glass doors is an essential safety solution for all buildings. In the event of a fire, 70 minutes is a critical period that allows occupants to evacuate safely and protect assets from danger. These solutions are especially suitable for FDI factories, export-processing zones, and foreign-invested projects, where strict fire-safety compliance and international technical standards are mandatory.

Structure of the EI70 fire-resistant glass door
To ensure maximum safety during fire or explosion incidents, the fire-resistant glass door is a highly reliable solution. Its superior construction has made this product line increasingly popular:
Standard steel sheet frame
The standard EI-rated 70-minute fire-resistant glass door is manufactured with a standard steel sheet frame. The component thickness ranges from 1.2–1.4 mm, ensuring excellent load-bearing capacity. The steel door leaf thickness is 50 mm.
The surface is finished with laminate coating or electrostatic powder coating using automotive-grade spray technology. As a result, the door is well protected against natural oxidation, corrosion, discoloration, and dust accumulation.
This structure is highly valued for its robustness, with a service life of 15–30 years, minimizing replacement and maintenance costs while delivering a durable, long-term, and cost-optimized safety solution for projects, particularly for large-scale industrial and FDI developments.
Fire-resistant composite core
The fire-resistant glass door is constructed with a special fire-resistant composite core that enhances thermal insulation and effectively blocks the spread of flames, toxic smoke, and hot gases. This structure not only ensures durability but is also environmentally friendly.
This core plays a decisive role in maintaining the Integrity (E) performance of the door for up to 70 minutes. The product can withstand temperatures of up to 1,000°C without melting, deformation, warping, or structural failure.
High-quality fire-resistant glass
In addition to ensuring fire safety with up to 70 minutes of fire resistance, this glass door offers a refined and modern aesthetic. Its premium fire-resistant glass design optimizes the intake of natural light, brightening spaces and creating a sense of vitality.
From an Asian cultural perspective, abundant natural light is also associated with positive energy and good fortune.
Moreover, the product’s durability is a significant advantage. It provides impact resistance 6–12 times higher than ordinary glass and 1.5–3 times higher than tempered glass, minimizing the risk of cracking from normal impacts. Most importantly, its safe breakage mechanism significantly reduces injury risks in the event of failure, thereby protecting human life.
Synchronized accessories
The door is supplied with synchronized accessories, enabling faster installation and smooth opening and closing without jamming. This also minimizes additional replacement costs. The overall service life of the door can reach 15–30 years, making it a preferred solution for long-term projects.

Review of the 70-minute fire-resistant glass door
Fire-resistant glass doors are the top choice of many contractors due to their outstanding advantages:
70-minute fire resistance: A three-layer structure meeting Integrity (E) and Insulation (I) standards effectively blocks flames, toxic smoke, and hot gases, minimizing damage.
Enhanced security: The 1.2–1.4 mm thick steel frame provides strong resistance to impact and forced entry.
Effective sound insulation: Noise reduction creates a quiet environment, reducing stress, improving sleep quality, and restoring energy.
Manufacturing and installation of 70-minute fire-resistant glass – ADAMCO
Safety for both buildings and users is the highest priority. Selecting EI-rated fire-resistant glass doors from a reputable supplier is therefore essential. Adamco Construction and Investment Joint Stock Company is proud to deliver superior-quality products that fully comply with fire prevention and firefighting standards.
High-quality products: We are committed to supplying products with clear origins that meet stringent quality standards.
Complete inspection certifications: All products are thoroughly tested and provided with full certification in accordance with regulations, meeting both Vietnamese PCCC requirements and the rigorous documentation standards commonly required by FDI investors and foreign-invested enterprises.
Professional technical consultancy: ADAMCO provides expert advice to help clients optimal glass thickness and specifications tailored to each application and installation position.
Proper and efficient installation: We ensure professional consultation and installation services, especially in emergency and high-risk environments such as industrial plants and FDI facilities.
For detailed consultation, the most competitive quotation, and professional installation services, please contact ADAMCO today.
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