JDH 6.20


All-aluminium seismic floor expansion joint for indoor and outdoor applications. The two aluminium inner components slide one into the other, which takes up any movement due to expansion and contraction. Interchangeable upper components made of aluminium, with the option of a nitrile strip for levelling. Suitable for all types of finish: concrete, screed, tiling, etc.


For indoor and outdoor floor joints with a gap up to 340 mm. Suitable for intense traffic of pedestrians and light trolleys (airport, supermarkets...), as well as traffic of light vehicles.


Section length of 4 m. Aluminium side angle sections, pre-drilled. Nitrile strip as option.

Finishes and special pieces

Floor-to-floor type, and floor-to-wall type with exposed skirting (type E) and hidden skirting (type EV). Ribbed anti-slip surface. Nitrile strip for levelling as option. Special finish with anti-slip nitrile inserts on request. Special parts on demand (T, X, L...).

Joint gap (mm)

Movements (mm)

Visible width (mm)

Total width (mm)

Height (mm)


6.20-135 135 ± 20 195 255 32 / 45,5 Pedestrians Light vehicles
6.20-210 210 ± 50 280 380 32 / 45,5 Pedestrians Light vehicles
6.20-250 250 ± 60 310 410 32 / 45,5 Pedestrians Light vehicles
6.20-340 340 ± 75 405 505 32 / 45,5 Pedestrians Light vehicles