Energy efficiency and performance for any application
For maximum savings and maximum performance, our energy-efficient doors offer foamed-in-place insulated sections for strength, security and thermal efficiency. Polyurethane insulation bonds the front and back steel panels of our energy-efficient exterior doors as one unit, preventing thermal transfer to the interior of the door and providing an outstanding strength-to-weight ratio.
Six different models of triple layer, foamed-in-place polyurethane insulated doors provide energy efficient solutions for a wide range of commercial applications.
At 3" thick, the ASSA ABLOY AU2743 delivers aximum R-Value for buildings where premium energy efficiency and performance are requrirements.
A tough 20-gauge steel front on the 2” ASSA ABLOY AU2042 makes this rugged commercial overhead sectional door perfect for heavy industrial applications.
ASSA ABLOY AU2742 energy-efficient doors provide durability and the same excellent interior climate control with a 27-gauge steel front panel on a 2” insulated sectional door.
The ASSA ABLOY AU2747 is 1-5/8” thick with a wide groove exterior design and popular shiplap profile, making it perfect for replacement sections or full doors.
The 1-3/8” thick ASSA ABLOY AU2741 is the ideal choice for projects that require a medium-duty energy-efficient solution with proven durability.
The 1” thick ASSA ABLOY 3040 is a light-duty, insulated door designed for budget sensitive projects.
Triple layer door construction

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1. Steel outer panel
2. Polyurethane insulation
3. Steel interior panel
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- Polyurethane insulation bonds front and back steel panels as one unit for an outstanding strength to weight ratio
- Thermal break design and position keeps out water and air to help meet IECC/Title 24 requirements
- Accommodates a variety of weather seals, including longer drop, to guard against air and water leakage on uneven floor surfaces
- Environmentally friendly CFC-free polyurethane insulation
- Multiple window options for light and visibility
- Available with ASSA ABLOY Rapid Install
- Wind Load available
- 10-Year Limited Warranty
Available with Door Tone custom colors.

When you need a really big door
Sometimes bigger is just what you need. Which is why ASSA ABLOY AU2743, AU2042 and AU2742 2” thick polyurethane doors are now available up to 40’2” wide. These doors are just perfect for agricultural and other large machinery storage applications.
- Available in height and width combinations up to 2200 pounds total door weight without requiring a standard dual shaft or center cable pick-ups
- Specially designed, 8” trusses have extremely high strength-to-mass ratios so they are light weight and very strong
- Proprietary hinge saddle 5/8” roller carrier system segregates hinge and roller carrier loads minimizing stress on the end hinges
- 5/8” long stem rollers provide superior strength and long life
- Designed to handle up to 90MPH wind pressures
Available with Rapid Install
The Rapid Install system for ASSA ABLOY Vertical Lift steel-insulated sectional doors is designed specifically for commercial applications and saves approximately 20 minutes of installation time per door.
Simplied Track & Hardware
- Heavy .063 gauge 1-piece 2" and 3" vertical track
- Preassembled end bearing plate
- Self-lubricating nylon rollers
- Wide body hinges
- Optional keyed hollow shaft
Reduced Installation Time
- Engineered for one-man installation
- Fewer trips up the wall
- Fewer components to assemble
- 10 fewer wall attachments