JDH 5.22


Waterproof floor expansion joint, specially designed for car parks, with stainless steel protection cover. High strength for intense vehicular traffic, high resistance to chemical products, hydrocarbons, etc. Hidden anchor system. Specially suitable for car parks, access ramps, esplanades and any other applications without traffic or with traffic of low speed vehicles, where a waterproof expansion joint is required. Interchangeable weldable insert.


For indoor and outdoor floor joints with a gap up to 100 mm in the last level of car parks, multi-storey car parks or roofs adapted for traffic. Suitable for heavy traffic of heavy vehicles on pneumatic tyres and intense traffic of light vehicles.


Section length of 4 m. Nitrile insert. Aluminium side angle sections, pre-drilled. Stainless steel side covers.

Finishes and special pieces

"Floor-to-floor type, and floor-to-wall type with exposed skirting (type E). The types with the W suffix have greater movement ranges. Different inserts have have short flanges or long flanges according to the waterproofing system selected. Second waterproof membrane as option, clipped to the underside to ensure additional safety. Black insert as standard. Special parts on demand (T, X, L...). Several examples of installation arrangements are available on request."

Joint gap (mm)

Movements (mm)

Visible width (mm)

Total width (mm)

Height (mm)


5.22-030 30 +15 / -15 80 190 25 Fork-lift trucks on pneumatic tyres Heavy vehicles
5.22-050 50 +30 / -30 110 220 25 / 45 Fork-lift trucks on pneumatic tyres Heavy vehicles
5.22-070 70 +40 / -40 110 220 45 / 75 Fork-lift trucks on pneumatic tyres Heavy vehicles
5.22-100 100 +20 / -20 110 470 70 Fork-lift trucks on pneumatic tyres Light vehicles