Curtainsider or box trailer: which tarpaulin semi-trailer to choose for work

When it comes to choosing a tarpaulin semi-trailer, most carriers face a simple but important question: which to choose – a box-type trailer or a curtainsider? Both options look similar, but the difference in actual work is significant. That's why, before buying, it's important to understand which tasks each type is used for and how they're used in day-to-day operation.

Box-type trailer - the classic tarpaulin

A box-type trailer ("мішок") is the classic version of a tarpaulin semi-trailer, where the tarp is stretched as a single sheet and fixed to the frame. It's a fairly simple construction, without sliding mechanisms (the tarp is usually opened manually), and access to the cargo is mostly through the rear doors or partly from the top.

The minimal number of moving parts reduces the risk of breakdowns and simplifies maintenance. However, this also creates limitations in operation – loading takes more time, and access to individual parts of the cargo is more difficult.

According to semi-trailer manufacturer Krone, this type of semi-trailer is better suited for transport with a clearly defined route and cargo type. This can include bulk materials, oversized cargo, or shipments that don't require frequent unloading. Carriers most often choose the box-type trailer as a budget option or for specific tasks where versatility isn't critical.

Curtainsider - the universal tarpaulin

The curtainsider ("штора") is a modern format of tarpaulin semi-trailer that has become the most widespread in Europe. Its design includes a sliding tarp on the sides that moves along rails, and often a sliding roof as well. This allows the trailer to be opened almost completely — from the side, top, or rear — which significantly speeds up work at warehouses and terminals.

Technically, the curtainsider has a rigid frame, reinforced posts, and a tarp tensioning system with straps or cables. Thanks to this, the cargo is secured reliably enough even during intensive transport operations.

According to semi-trailer manufacturer Schmitz Cargobull, the curtainsider proves itself as a universal solution. Its adaptability makes it easy to work both in urban transport and on international routes. Because of this, most logistics companies work specifically with this type of semi-trailer. It suits pallets, long cargo, building materials, and any transport where quick access to the cargo is needed.

Pricing

New tarpaulin semi-trailers usually cost within $25,000–40,000, depending on the manufacturer, specification, and construction type. On the used market, however, prices are significantly more accessible: at tirkomis, a curtainsider can be found in the $2,000–23,500 range, while a box-type trailer costs roughly $2,300 to $10,500, depending on condition and year of manufacture. All units on our lot come from carriers and are in road-ready condition.