3’6″ x 6’8″ Hollow Metal Door – 1-3/4″ Thick
Constructed from heavy-duty sheet steel, this HM hollow metal door combines the strength and security of solid steel with a durable, lightweight design for smooth installation and reliable daily performance. The hollow metal construction provides excellent durability, impact resistance, and sound reduction, making it an ideal choice for demanding commercial and industrial environments.
Featuring a clean, professional profile, this 42″ x 80″ hollow metal door is designed to integrate seamlessly into a wide range of architectural, commercial, and industrial applications. The door is supplied with a factory-applied primer finish, ready for custom painting or finishing to match your project requirements.
With a 1-3/4″ door thickness, this hollow metal door is compatible with standard commercial frames and hardware, providing a dependable solution for projects where strength, security, longevity, and professional performance are essential.
Key Features:
- Nominal Door Size: 3’6″ x 6’8″ (42″ x 80″)
- Actual Door Size: 41-3/4″ x 79-1/8″
- Door Thickness: 1-3/4″
- Heavy-duty HM hollow metal steel construction
- Designed for commercial and industrial applications
- Fire-rated options available
- Excellent security and impact resistance
- Durable construction for long-term performance
- Hollow metal core for insulation and sound reduction
- Factory-primed finish ready for custom painting
- Compatible with standard commercial frames and hardware
- Ideal for high-traffic commercial and industrial environments
Rough Opening Options
Wrap Around Type – Most Common
The Wrap Around frame type is the most common installation option. For this configuration, the rough opening is calculated by adding 2″ to the total nominal door width and 1-1/8″ to the total nominal door height.
- Nominal Door Size: 42″ x 80″
- Recommended Rough Opening: 44″ W x 81-1/8″ H
Butt Up Type
Choose the Butt Up frame type for new masonry construction, where the frame is installed directly between concrete blocks or masonry openings. This configuration requires additional clearance compared with the Wrap Around type.
The rough opening is calculated by adding 4-1/4″ to the total nominal door width and 2-1/8″ to the total nominal door height.
- Nominal Door Size: 42″ x 80″
- Recommended Rough Opening: 46-1/4″ W x 82-1/8″ H
This 3’6″ x 6’8″ hollow metal door is an excellent choice for commercial, industrial, institutional, and high-traffic applications where strength, security, durability, and reliable long-term performance are required. With multiple frame configurations and fire-rated options available, it provides a professional-grade solution for a wide range of commercial metal door projects across the United States.
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