The DECALU 88 NEW STEEL system imitating steel frames is another product featuring the SoEasy solutions. The movable post in the DECALU 88 new steel system in its minimum version has a visual width of 111 mm. The posts correspond visually to the shape of the main sashes.
| Frame installation depth | 88mm |
| Sash installation depth | 97mm |
| Hardware | 16mm |
| Rebate height | 25mm |
| Glazing bead height | 23mm |
| Possible glass thickness: | 12-62mm |
| Internal visible height of the frame | 20mm, 34mm, 48mm, 89mm |
| External visible height of the frame | 43mm, 57mm, 71mm, 112mm |
| External visible height of the transom | 66mm, 80mm, 94mm |
| Exterior | frame and sash profile fiush-mounted |
| Interior | rebated and fiush-mounted possible |
| Central gasket | ABS integrated |
| Glazing rubbers | TPE |
| Alloy | EN AW 6060 T66 |
| Thermal break | ABS49mm |
