AT 740 SI-D

Product Group
Doors, Entry Doors
AT 740 SI-D


Our company AKOTHERM - Aluminium Profilsysteme produces the multifunction door AT 740 SI-D for our dearcheck the best Austrian 70 free plays without buyingcustomers. Our doors are unmatched in soundproofing, which is key for online casino players.
Based on the high quality standards of our customers, the system was tested with one million opening cycles and thanks to the innovative composite technology counters the bi-metal effect.
The AT 740 SI-D system offers over 100 frame/leaf combinations ranging from two-sided leaf concealing to inward opening, all the way to click filling or the appealing shadow-free version. The range of styles and design options allow you to add design accents, in virtually any colour.
In addition, with the system you can equip the door with up to four seal levels depending on your needs. You determine U value based on the customer’s request. The use of roller hinges in aluminium or stainless steel as well as screw-mountable and concealed hinges complete the range of variations. The quality standard for our profile systems starts in the development stage. That’s why our profile wall thicknesses are 2 mm to ensure a high level of process reliability in production. To ensure sturdy hardware mounting, the wall thickness is even increased to 3 mm in this area. This detail is beneficial for burglar resistance and durability.

360° view


2D cross section

Product Specifications

Installation Depths

Frames up to 91 mm, leaves up to 85 mm


up to 54 mm, filling: up to 94 mm

Air permeability

as per EN 12207: Class 4

Driving rain resistance

<span style=font-family: &quot;Open Sans", Helvetica, Arial, Verdana, sans-serif; white-space: normal; background-color: rgb(248, 248, 248);">as per EN 12208: up to class 9A (600 Pa)

Sound protection

DIN EN ISO 10140-1: up to Rw = 41 dB

Thermal transmittance

as per EN ISO 10077-1: UD = up to 0.84 W / (m² K)

Burglar Resistance

as per EN 1627-1630: up to RC3

Wear class

as per test standard EN 12400: Class 8

CE mark

as per EN 14351-1: can be applied

Barrier free passage

as per DIN 18025-2: can be implemented


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AT 740 SI-D

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