Doorseal – Gasket for Reefer containers, HZ-069997

Maintaining a constant temperature inside a refrigerated container is the alpha and omega of successful transport of sensitive goods. Even the smallest door leak can mean not only a threat to the quality of the shipment, but also unnecessary energy expenses. That is exactly why we bring you the professional door gasket HZ-069997, made of durable EPDM rubber and specially designed for refrigerated shipping containers, known as reefers. Thanks to its precise construction, 2,500 mm long and weighing only 1.5 kg, it creates an uncompromising perimeter barrier against heat, moisture, and air leakage – throughout the entire demanding operation.

Quick Specifications

• Weight: 1.5 kg
• Material: EPDM
• Length = 2500 mm

Who is the gasket intended for

This gasket is an ideal choice for everyone who works with refrigerated containers – from transport companies and logistics firms, through warehouse operations, to individuals who have acquired their own reefer for the delivery of frozen food, pharmaceutical products, or flowers. It will also be appreciated by service technicians who specialize in the maintenance and repair of container doors, and last but not least, by operators of mobile refrigerated boxes and stands.

Use Cases

The typical application of the HZ-069997 gasket is the replacement of a worn or damaged original gasket on the doors of a marine refrigerated container. It is used both for preventive maintenance and for immediate repair when the old gasket loses its flexibility, cracks, or comes loose. It is also applied in the renovation of used reefers that, after a longer period of standing, need to restore the ability to maintain a precisely set temperature. In addition to shipping containers, the gasket can also be used on road refrigerated trailers, where the 2,500 mm dimension covers standard door profiles.

Advantages of EPDM Gasket

EPDM (ethylene propylene diene rubber) is one of the most durable elastomers available. It excels in exceptional resistance to UV radiation, ozone, and weather conditions, so even with long-term exposure to sun and rain, it retains its flexibility and does not crack. An important feature is its wide temperature range – it easily handles permanently low temperatures well below freezing and high summer heat without losing its shape or sealing ability. Thanks to its closed-cell structure, the gasket does not absorb water and remains lightweight, which makes handling easier and reduces stress on the door hinges. Compared to common PVC- or SBR-based rubbers, EPDM is significantly more durable and does not require frequent replacement, making it the most economically suitable material for professional use.

Capacity and Performance of the Gasket

We understand the term capacity here as the ability of the gasket to create a perfectly airtight and watertight seal. The 2,500 mm length is designed to wrap around the entire perimeter of the doors of a standard refrigerated container without interruption. The profile of the gasket is shaped so that, once the doors are closed, it develops even pressure and reliably withstands the pressure differences between the internal and external environment. Thanks to the EPDM compound, the gasket maintains a consistent shape and flexibility even after hundreds of opening and closing cycles, without permanent deformation. This ensures a long-term ability to maintain a stable microclimate inside the container without unnecessary cold leakage.

Storage and Service Life

Although EPDM is extremely durable, we recommend storing the gasket in a dry place, out of direct sunlight, ideally in its original packaging, to prevent mechanical damage. When stored properly, the gasket retains its properties for many years. During installation, care must be taken to ensure a clean and dry surface so that the adhesive or mechanical fastening adheres perfectly. After installation, the service life depends on the intensity of use – in marine transport with frequent handling, it is advisable to regularly check the condition of the gasket and replace it immediately at the first signs of wear.

Conversion Options and Uses

Many operators convert standard dry containers into mobile refrigeration or freezer units. For such a conversion to make sense, it is necessary not only to install a cooling unit, but also to perfectly seal all joints, especially around the doors. The HZ-069997 gasket is ideal for these projects, as its dimensions and profile can be adapted to classic container doors with a minor adjustment of the groove. It thus provides a reliable solution for those who are building their own refrigerated box, whether for storage or for selling goods from an outdoor stand.

Other Uses of the Gasket

In addition to refrigerated containers, this type of gasket also finds application elsewhere. You can use it to seal the doors of industrial cold rooms, freezers, refrigerated boxes on farms, or in the gastronomy industry. It is also often used in special containers for the transport of chemicals or moisture-sensitive electronics, where it is crucial to prevent outside air from entering. The EPDM material is also inert to most chemicals, so the gasket can withstand even more demanding environments.

Mobility and Handling

With a weight of 1.5 kg and a flexible design, the gasket is extremely mobile. For on-site service interventions, a technician can easily carry it and install it within a few minutes. No heavy tools are needed – regular mounting adhesive and, if necessary, a knife to shorten the length will suffice. Thanks to its flexibility, the gasket can be rolled up into a neat package that fits into a tool bag. This will be especially appreciated by companies that carry out container repairs directly at the customer’s premises or in ports.

Recommendations and Installation Tips

Before installation, thoroughly clean the seating surface of the doors from any remnants of the old gasket, adhesive, and grease. Use a degreaser and let the surface dry completely. We recommend unrolling the gasket before application and letting it rest for several hours at room temperature so that it regains its natural shape. Then press it firmly into the groove and, if necessary, secure it with a suitable construction adhesive. After closing the doors, check that the gasket fits evenly around the entire perimeter – a simple test is to insert a sheet of paper between the gasket and the frame: if the paper offers resistance, everything is in order. Regular visual inspection and timely replacement of a worn gasket is the cheapest prevention against damage to the cargo and high electricity bills.

Transport and Delivery

The HZ-069997 door gasket for refrigerated containers is easy to transport thanks to its weight of only 1.5 kg and compact dimensions. We always calculate the transport price individually according to the destination – therefore, it is ideal to send the exact delivery address and postal code together with your enquiry. The shipment can be delivered by courier to any address in the Czech Republic, as well as abroad. Given the low weight, transport is both cost-effective and fast, so you can often have the new gasket in your hands very quickly.

The HZ-069997 door gasket for refrigerated containers is a reliable, durable, and easily replaceable part that fundamentally affects the operation of every reefer. Thanks to the high-quality EPDM material, the precise length of 2,500 mm, and the low weight of 1.5 kg, it is the ideal solution for anyone serious about protecting their goods. Don’t wait until a leak causes damage – order your new gasket today and avoid unnecessary complications. Don’t forget to include the delivery address and postal code with your enquiry so that we can prepare an accurate transport offer tailored to your needs.