
The steel beam is 25mm wide open

The steel beam is 25mm thick and cannot be opened

Steel beam 25mm main pipe

Plastic beam 25mm insulated through

The plastic beam with 25mm insulation is not open

Plastic beam 25mm insulated main pipe

The steel beam is 38mm wide open

The 38mm steel beam cannot be opened

Steel beam 38mm main pipe

Plastic beam 38mm insulated through

The insulation of the 38mm plastic beam is not open

Plastic beam 38mm insulated main pipe

The steel beam is 76mm wide open

The steel beam is 76mm thick and cannot be opened

Steel beam 76mm main pipe

The plastic beam is 76mm insulated through

The insulation of the 76mm plastic beam is not open

Plastic beam 76mm insulated main pipe

The 1.5mm cable is not open

The cable is 3mm wide open

The 3mm cable is not open