Type A roof bases are used as load-bearing elements of intake and roof apertures with a rectangular cross-section. The size of the type A base is selected depending on the size of the cooperating element.
Roof bases type A are produced in two versions:
– A / I – for non-channel installations
– A / II – for duct installations
Roof bases type A / I consist of a carrying jacket and flange connected with a channel profile.
Roof bases type A / II consist of a carrying jacket, a channel straightener and flanges connected with channel profiles.
material:
-OC – galvanized sheet (standard)
-OC-RAL – galvanized sheet painted RAL (on request)
-KO – acid-proof (made to order)
The table below shows the standard dimensions of the type A base. The manufacturer also makes it possible to manufacture other non-standard dimensions.
A | B | H | H1 | A1 | B1 | A2 | B2 | L |
250 | 250 | 185 | 40 | 500 | 500 | 560 | 560 | 1000 |
250 | 400 | 185 | 40 | 500 | 650 | 560 | 710 | 1000 |
250 | 630 | 185 | 40 | 500 | 880 | 560 | 940 | 1000 |
400 | 400 | 210 | 40 | 650 | 650 | 710 | 710 | 1000 |
400 | 630 | 210 | 40 | 880 | 880 | 710 | 940 | 1000 |
630 | 630 | 260 | 40 | 880 | 880 | 940 | 940 | 1000 |
630 | 1000 | 260 | 40 | 1250 | 1250 | 940 | 1310 | 1000 |
630 | 1600 | 260 | 40 | 1850 | 1850 | 940 | 1910 | 1000 |
1000 | 1000 | 360 | 40 | 1250 | 1250 | 1310 | 1310 | 1000 |
1000 | 1600 | 360 | 40 | 1850 | 1850 | 1310 | 1910 | 1000 |